+++ /dev/null
-# $OpenBSD: Makefile,v 1.2 2019/05/11 19:14:41 mlarkin Exp $
-
-.if ${MACHINE} == "amd64"
-
-SUBDIR= bootia32
-
-.endif
-
-.include <bsd.subdir.mk>
+++ /dev/null
-# $OpenBSD: Makefile.common,v 1.5 2020/03/05 16:36:30 otto Exp $
-
-S= ${.CURDIR}/../../../../..
-SADIR= ${.CURDIR}/../..
-EFIDIR= ${S}/stand/efi
-
-OBJCOPY?= objcopy
-OBJDUMP?= objdump
-
-EFI_HEAP_LIMIT= 0xc00000
-
-LDFLAGS+= -nostdlib -T${.CURDIR}/../${LDSCRIPT} -Bsymbolic -shared
-
-COPTS+= -DEFIBOOT -DFWRANDOM -DNEEDS_HEAP_H -I${.CURDIR}/..
-COPTS+= -I${EFIDIR}/include -I${S}/stand/boot
-COPTS+= -ffreestanding -std=gnu99
-COPTS+= -fshort-wchar -fPIC -mno-red-zone
-.if ${SOFTRAID:L} == "yes"
-COPTS+= -DSOFTRAID
-.endif
-COPTS+= -D_STANDALONE -nostdinc -fno-builtin
-
-AFLAGS+= -pipe -fPIC
-
-.PATH: ${.CURDIR}/..
-SRCS+= self_reloc.c
-SRCS+= efiboot.c efidev.c efipxe.c efirng.c
-SRCS+= conf.c dev_i386.c cmd_i386.c diskprobe.c exec_i386.c machdep.c
-SRCS+= memprobe.c
-
-.PATH: ${S}/stand/boot
-SRCS+= boot.c bootarg.c cmd.c vars.c
-
-.PATH: ${S}/lib/libsa
-SRCS+= alloc.c ctime.c exit.c getchar.c hexdump.c \
- memcmp.c memcpy.c memmove.c memset.c printf.c \
- putchar.c snprintf.c strcmp.c strerror.c strlen.c strncmp.c strncpy.c \
- strtol.c strtoll.c
-SRCS+= close.c closeall.c cons.c cread.c dev.c disklabel.c dkcksum.c fchmod.c \
- fstat.c lseek.c open.c read.c readdir.c stat.c
-SRCS+= ufs.c ufs2.c cd9660.c
-.if ${SOFTRAID:L} == "yes"
-SRCS+= aes_xts.c bcrypt_pbkdf.c blowfish.c explicit_bzero.c hmac_sha1.c \
- pkcs5_pbkdf2.c rijndael.c sha1.c sha2.c softraid.c
-.endif
-
-.PATH: ${S}/lib/libz
-SRCS+= adler32.c crc32.c inflate.c inftrees.c
-
-.PATH: ${S}/lib/libkern
-SRCS+= divdi3.c moddi3.c qdivrem.c
-SRCS+= strlcpy.c
-
-.PATH: ${SADIR}/libsa
-SRCS+= loadfile.c arc4.c elf64.c elf32.c
-
-.if ${SOFTRAID:L} == "yes"
-SRCS+= softraid_amd64.c
-.endif
-
-PROG.so= ${PROG:S/.EFI/.so/}
-CLEANFILES+= ${PROG.so} ${PROG.so}.tmp
-
-${PROG}: ${PROG.so}
- ${OBJCOPY} -j .text -j .sdata -j .data -j .dynamic -j .dynsym -j .rel \
- -j .rel.dyn -j .rela -j .rela.dyn -j .reloc \
- --target=${OBJFMT} ${PROG.so} ${.TARGET}
-
-.include <bsd.prog.mk>
-CFLAGS+= -Wno-pointer-sign
-CPPFLAGS+= -DSMALL -DSLOW -DNOBYFOUR -D__INTERNAL_LIBSA_CREAD
-CPPFLAGS+= -DHEAP_LIMIT=${EFI_HEAP_LIMIT} -DHIBERNATE
-
-${PROG.so}: ${OBJS}
- ${LD} ${LDFLAGS} -o ${.TARGET}.tmp ${OBJS} ${LDADD}
- @if ${OBJDUMP} -t ${.TARGET}.tmp | grep 'UND'; then \
- (echo Undefined symbols; false); \
- fi
- mv ${.TARGET}.tmp ${.TARGET}
+++ /dev/null
-# $OpenBSD: Makefile.inc,v 1.1 2019/05/11 02:33:34 mlarkin Exp $
-
-.include "${.CURDIR}/../../Makefile.inc"
+++ /dev/null
-# $OpenBSD: Makefile,v 1.2 2020/06/14 16:00:11 deraadt Exp $
-
-.include <bsd.own.mk>
-
-PROG= BOOTIA32.EFI
-NOMAN= #
-OBJFMT= efi-app-ia32
-SOFTRAID= yes
-SRCS+= start_i386.S mdrandom.c
-LDSCRIPT= ldscript.i386
-
-COPTS= -I${EFIDIR}/include/i386
-
-.include "${.CURDIR}/../Makefile.common"
-
-CFLAGS+= -m32
-AFLAGS+= -m32
-LDFLAGS+= -N
+++ /dev/null
-/* $OpenBSD: cmd_i386.c,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */
-
-/*
- * Copyright (c) 1997-1999 Michael Shalayeff
- * Copyright (c) 1997 Tobias Weingartner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-#include <sys/param.h>
-#include <sys/reboot.h>
-#include <machine/biosvar.h>
-#include <sys/disklabel.h>
-#include "disk.h"
-#include "biosdev.h"
-#include "libsa.h"
-#include <cmd.h>
-
-#include "efiboot.h"
-#include "efidev.h"
-
-extern const char version[];
-
-int Xboot(void);
-int Xcomaddr(void);
-int Xdiskinfo(void);
-int Xmemory(void);
-int Xregs(void);
-
-/* From gidt.S */
-int bootbuf(void *, int);
-
-const struct cmd_table cmd_machine[] = {
- { "comaddr", CMDT_CMD, Xcomaddr },
- { "diskinfo", CMDT_CMD, Xdiskinfo },
- { "memory", CMDT_CMD, Xmemory },
- { "video", CMDT_CMD, Xvideo_efi },
- { "gop", CMDT_CMD, Xgop_efi },
- { "exit", CMDT_CMD, Xexit_efi },
- { "poweroff", CMDT_CMD, Xpoweroff_efi },
-#ifdef DEBUG
- { "regs", CMDT_CMD, Xregs },
-#endif
- { NULL, 0 }
-};
-
-int
-Xdiskinfo(void)
-{
- efi_dump_diskinfo();
- return 0;
-}
-
-#ifdef DEBUG
-int
-Xregs(void)
-{
- DUMP_REGS;
- return 0;
-}
-#endif
-
-int
-Xmemory(void)
-{
- if (cmd.argc >= 2) {
- int i;
- /* parse the memory specs */
-
- for (i = 1; i < cmd.argc; i++) {
- char *p;
- long long addr, size;
-
- p = cmd.argv[i];
-
- size = strtoll(p + 1, &p, 0);
- /* Size the size */
- switch (*p) {
- case 'G':
- case 'g':
- size *= 1024;
- case 'M':
- case 'm':
- size *= 1024;
- case 'K':
- case 'k':
- size *= 1024;
- p++;
- }
-
- /* Handle (possibly non-existent) address part */
- switch (*p) {
- case '@':
- addr = strtoll(p + 1, NULL, 0);
- break;
-
- /* Adjust address if we don't need it */
- default:
- if (cmd.argv[i][0] == '=')
- addr = -1;
- else
- addr = 0;
- }
-
- if (addr == 0 || size == 0) {
- printf("bad language\n");
- return 0;
- } else {
- switch (cmd.argv[i][0]) {
- case '-':
- mem_delete(addr, addr + size);
- break;
- case '+':
- mem_add(addr, addr + size);
- break;
- case '=':
- mem_limit(size);
- break;
- default :
- printf("bad OP\n");
- return 0;
- }
- }
- }
- }
-
- dump_biosmem(NULL);
-
- return 0;
-}
-
-int
-Xcomaddr(void)
-{
- extern int com_addr;
-
- if (cmd.argc >= 2)
- com_addr = (int)strtol(cmd.argv[1], NULL, 0);
-
- return 0;
-}
+++ /dev/null
-/* $OpenBSD: conf.c,v 1.11 2022/08/12 20:18:58 stsp Exp $ */
-
-/*
- * Copyright (c) 1996 Michael Shalayeff
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/param.h>
-#include <sys/disklabel.h>
-#include <libsa.h>
-#include <lib/libsa/ufs.h>
-#include <lib/libsa/ufs2.h>
-#include <lib/libsa/tftp.h>
-#include <lib/libsa/cd9660.h>
-#include <dev/cons.h>
-
-#include "disk.h"
-#include "efiboot.h"
-#include "efidev.h"
-#include "efipxe.h"
-
-const char version[] = "3.54";
-
-#ifdef EFI_DEBUG
-int debug = 0;
-#endif
-
-void (*sa_cleanup)(void) = NULL;
-
-
-void (*i386_probe1[])(void) = {
- cninit, efi_memprobe
-};
-void (*i386_probe2[])(void) = {
- efi_pxeprobe, efi_diskprobe, diskprobe
-};
-
-struct i386_boot_probes probe_list[] = {
- { "probing", i386_probe1, nitems(i386_probe1) },
- { "disk", i386_probe2, nitems(i386_probe2) }
-};
-int nibprobes = nitems(probe_list);
-
-
-struct fs_ops file_system[] = {
- { tftp_open, tftp_close, tftp_read, tftp_write, tftp_seek,
- tftp_stat, tftp_readdir },
- { ufs_open, ufs_close, ufs_read, ufs_write, ufs_seek,
- ufs_stat, ufs_readdir, ufs_fchmod },
- { ufs2_open, ufs2_close, ufs2_read, ufs2_write, ufs2_seek,
- ufs2_stat, ufs2_readdir, ufs2_fchmod },
- { cd9660_open, cd9660_close, cd9660_read, cd9660_write, cd9660_seek,
- cd9660_stat, cd9660_readdir },
-#ifdef notdef
- { fat_open, fat_close, fat_read, fat_write, fat_seek,
- fat_stat, fat_readdir },
- { nfs_open, nfs_close, nfs_read, nfs_write, nfs_seek,
- nfs_stat, nfs_readdir },
-#endif
-};
-int nfsys = nitems(file_system);
-
-struct devsw devsw[] = {
- { "TFTP", tftpstrategy, tftpopen, tftpclose, tftpioctl },
- { "EFI", efistrategy, efiopen, eficlose, efiioctl },
-};
-int ndevs = nitems(devsw);
-
-struct consdev constab[] = {
- { efi_cons_probe, efi_cons_init, efi_cons_getc, efi_cons_putc },
- { efi_com_probe, efi_com_init, efi_com_getc, efi_com_putc },
- { NULL }
-};
-struct consdev *cn_tab = constab;
+++ /dev/null
-/* $OpenBSD: dev_i386.c,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */
-
-/*
- * Copyright (c) 1996-1999 Michael Shalayeff
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <sys/param.h>
-#include <sys/queue.h>
-#include <sys/disklabel.h>
-#include <dev/cons.h>
-
-#include "libsa.h"
-#include "biosdev.h"
-#include "disk.h"
-
-#ifdef SOFTRAID
-#include <dev/biovar.h>
-#include <dev/softraidvar.h>
-#include <lib/libsa/softraid.h>
-#include "softraid_amd64.h"
-#endif
-
-extern int debug;
-
-/* XXX use slot for 'rd' for 'hd' pseudo-device */
-const char bdevs[][4] = {
- "wd", "", "fd", "", "sd", "st", "cd", "",
- "", "", "", "", "", "", "", "", "", "hd", ""
-};
-const int nbdevs = nitems(bdevs);
-
-const char cdevs[][4] = {
- "cn", "", "", "", "", "", "", "",
- "com", "", "", "", "pc"
-};
-const int ncdevs = nitems(cdevs);
-
-/* pass dev_t to the open routines */
-int
-devopen(struct open_file *f, const char *fname, char **file)
-{
- struct devsw *dp = devsw;
- register int i, rc = 1;
-
- *file = (char *)fname;
-
-#ifdef DEBUG
- if (debug)
- printf("devopen:");
-#endif
-
- for (i = 0; i < ndevs && rc != 0; dp++, i++) {
-#ifdef DEBUG
- if (debug)
- printf(" %s: ", dp->dv_name);
-#endif
- if ((rc = (*dp->dv_open)(f, file)) == 0) {
- f->f_dev = dp;
- if (strcmp("TFTP", dp->dv_name) != 0) {
- /*
- * Clear bootmac, to signal that we loaded
- * this file from a non-network device.
- */
- extern char *bootmac;
- bootmac = NULL;
- }
- return 0;
- }
-#ifdef DEBUG
- else if (debug)
- printf("%d", rc);
-#endif
-
- }
-#ifdef DEBUG
- if (debug)
- putchar('\n');
-#endif
-
- if ((f->f_flags & F_NODEV) == 0)
- f->f_dev = dp;
-
- return rc;
-}
-
-void
-devboot(dev_t bootdev, char *p)
-{
-#ifdef SOFTRAID
- struct sr_boot_volume *bv;
- struct sr_boot_chunk *bc;
- struct diskinfo *dip = NULL;
-#endif
- int sr_boot_vol = -1;
- int part_type = FS_UNUSED;
-
- if (!bootdev) {
- *p++ = 't';
- *p++ = 'f';
- *p++ = 't';
- *p++ = 'p';
- *p = '\0';
- return;
- }
-
-#ifdef SOFTRAID
- /*
- * Determine the partition type for the 'a' partition of the
- * boot device.
- */
- TAILQ_FOREACH(dip, &disklist, list)
- if (dip->bios_info.bios_number == bootdev &&
- (dip->bios_info.flags & BDI_BADLABEL) == 0)
- part_type = dip->disklabel.d_partitions[0].p_fstype;
-
- /*
- * See if we booted from a disk that is a member of a bootable
- * softraid volume.
- */
- SLIST_FOREACH(bv, &sr_volumes, sbv_link) {
- if (bv->sbv_flags & BIOC_SCBOOTABLE)
- SLIST_FOREACH(bc, &bv->sbv_chunks, sbc_link)
- if (bc->sbc_disk == bootdev)
- sr_boot_vol = bv->sbv_unit;
- if (sr_boot_vol != -1)
- break;
- }
-#endif
-
- if (sr_boot_vol != -1 && part_type != FS_BSDFFS) {
- *p++ = 's';
- *p++ = 'r';
- *p++ = '0' + sr_boot_vol;
- } else if (bootdev & 0x100) {
- *p++ = 'c';
- *p++ = 'd';
- *p++ = '0';
- } else {
- if (bootdev & 0x80)
- *p++ = 'h';
- else
- *p++ = 'f';
- *p++ = 'd';
- *p++ = '0' + (bootdev & 0x7f);
- }
- *p++ = 'a';
- *p = '\0';
-}
-
-char ttyname_buf[8];
-
-char *
-ttyname(int fd)
-{
- snprintf(ttyname_buf, sizeof ttyname_buf, "%s%d",
- cdevs[major(cn_tab->cn_dev)], minor(cn_tab->cn_dev));
-
- return ttyname_buf;
-}
-
-dev_t
-ttydev(char *name)
-{
- int i, unit = -1;
- char *no = name + strlen(name) - 1;
-
- while (no >= name && *no >= '0' && *no <= '9')
- unit = (unit < 0 ? 0 : (unit * 10)) + *no-- - '0';
- if (no < name || unit < 0)
- return NODEV;
- for (i = 0; i < ncdevs; i++)
- if (strncmp(name, cdevs[i], no - name + 1) == 0)
- return makedev(i, unit);
- return NODEV;
-}
-
-int
-cnspeed(dev_t dev, int sp)
-{
- if (major(dev) == 8) /* comN */
- return comspeed(dev, sp);
-
- /* pc0 and anything else */
- return 9600;
-}
+++ /dev/null
-/* $OpenBSD: diskprobe.c,v 1.2 2020/12/09 18:10:18 krw Exp $ */
-
-/*
- * Copyright (c) 1997 Tobias Weingartner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-/* We want the disk type names from disklabel.h */
-#undef DKTYPENAMES
-
-#include <sys/param.h>
-#include <sys/queue.h>
-#include <sys/reboot.h>
-#include <sys/disklabel.h>
-#include <sys/hibernate.h>
-
-#include <lib/libz/zlib.h>
-#include <machine/biosvar.h>
-#include <stand/boot/bootarg.h>
-
-#include "disk.h"
-#include "biosdev.h"
-#include "libsa.h"
-
-#ifdef SOFTRAID
-#include "softraid_amd64.h"
-#endif
-#include "efidev.h"
-
-#define MAX_CKSUMLEN MAXBSIZE / DEV_BSIZE /* Max # of blks to cksum */
-
-/* Local Prototypes */
-static int disksum(int);
-
-int bootdev_has_hibernate(void); /* export for loadfile() */
-
-/* List of disk devices we found/probed */
-struct disklist_lh disklist;
-
-/* Pointer to boot device */
-struct diskinfo *bootdev_dip;
-
-extern int debug;
-extern int bios_bootdev;
-extern int bios_cddev;
-
-static void
-efi_hardprobe(void)
-{
- int n;
- struct diskinfo *dip, *dipt;
- u_int bsdunit, type = 0;
- u_int scsi= 0, ide = 0, atapi = 0;
- extern struct disklist_lh
- efi_disklist;
-
- n = 0;
- TAILQ_FOREACH_SAFE(dip, &efi_disklist, list, dipt) {
- TAILQ_REMOVE(&efi_disklist, dip, list);
- n = scsi + ide;
-
- /* Try to find the label, to figure out device type */
- if ((efi_getdisklabel(dip->efi_info, &dip->disklabel))) {
- type = 0;
- printf(" hd%d*", n);
- bsdunit = ide++;
- } else {
- /* Best guess */
- switch (dip->disklabel.d_type) {
- case DTYPE_SCSI:
- type = 4;
- bsdunit = scsi++;
- dip->bios_info.flags |= BDI_GOODLABEL;
- break;
-
- case DTYPE_ESDI:
- case DTYPE_ST506:
- type = 0;
- bsdunit = ide++;
- dip->bios_info.flags |= BDI_GOODLABEL;
- break;
-
- case DTYPE_ATAPI:
- type = 6;
- n = atapi;
- bsdunit = atapi++;
- dip->bios_info.flags |= BDI_GOODLABEL
- | BDI_EL_TORITO;
- break;
-
- default:
- dip->bios_info.flags |= BDI_BADLABEL;
- type = 0; /* XXX Suggest IDE */
- bsdunit = ide++;
- }
- printf(" %cd%d", (type == 6)? 'c' : 'h', n);
- }
- if (type != 6)
- dip->bios_info.bios_number = 0x80 | n;
- else
- dip->bios_info.bios_number = 0xe0 | n;
-
- dip->bios_info.checksum = 0; /* just in case */
- /* Fill out best we can */
- dip->bsddev = dip->bios_info.bsd_dev =
- MAKEBOOTDEV(type, 0, 0, bsdunit, RAW_PART);
- check_hibernate(dip);
-
- /* Add to queue of disks */
- TAILQ_INSERT_TAIL(&disklist, dip, list);
- n++;
- }
-}
-
-/* Probe for all BIOS supported disks */
-u_int32_t bios_cksumlen;
-void
-diskprobe(void)
-{
- struct diskinfo *dip;
- int i;
-
- /* These get passed to kernel */
- bios_diskinfo_t *bios_diskinfo;
-
- /* Init stuff */
- TAILQ_INIT(&disklist);
-
- efi_hardprobe();
-
-#ifdef SOFTRAID
- srprobe();
-#endif
-
- /* Checksumming of hard disks */
- for (i = 0; disksum(i++) && i < MAX_CKSUMLEN; )
- ;
- bios_cksumlen = i;
-
- /* Get space for passing bios_diskinfo stuff to kernel */
- for (i = 0, dip = TAILQ_FIRST(&disklist); dip;
- dip = TAILQ_NEXT(dip, list))
- i++;
- bios_diskinfo = alloc(++i * sizeof(bios_diskinfo_t));
-
- /* Copy out the bios_diskinfo stuff */
- for (i = 0, dip = TAILQ_FIRST(&disklist); dip;
- dip = TAILQ_NEXT(dip, list))
- bios_diskinfo[i++] = dip->bios_info;
-
- bios_diskinfo[i++].bios_number = -1;
- /* Register for kernel use */
- addbootarg(BOOTARG_CKSUMLEN, sizeof(u_int32_t), &bios_cksumlen);
- addbootarg(BOOTARG_DISKINFO, i * sizeof(bios_diskinfo_t),
- bios_diskinfo);
-}
-
-/* Find info on given BIOS disk */
-struct diskinfo *
-dklookup(int dev)
-{
- struct diskinfo *dip;
-
- for (dip = TAILQ_FIRST(&disklist); dip; dip = TAILQ_NEXT(dip, list))
- if (dip->bios_info.bios_number == dev)
- return dip;
-
- return NULL;
-}
-
-void
-dump_diskinfo(void)
-{
- struct diskinfo *dip;
-
- printf("Disk\tBIOS#\tType\tCyls\tHeads\tSecs\tFlags\tChecksum\n");
- for (dip = TAILQ_FIRST(&disklist); dip; dip = TAILQ_NEXT(dip, list)) {
- bios_diskinfo_t *bdi = &dip->bios_info;
- int d = bdi->bios_number;
- int u = d & 0x7f;
- char c;
-
- if (bdi->flags & BDI_EL_TORITO) {
- c = 'c';
- u = 0;
- } else {
- c = (d & 0x80) ? 'h' : 'f';
- }
-
- printf("%cd%d\t0x%x\t%s\t%d\t%d\t%d\t0x%x\t0x%x\n",
- c, u, d,
- (bdi->flags & BDI_BADLABEL)?"*none*":"label",
- bdi->bios_cylinders, bdi->bios_heads, bdi->bios_sectors,
- bdi->flags, bdi->checksum);
- }
-}
-
-/* Find BIOS portion on given BIOS disk
- * XXX - Use dklookup() instead.
- */
-bios_diskinfo_t *
-bios_dklookup(int dev)
-{
- struct diskinfo *dip;
-
- dip = dklookup(dev);
- if (dip)
- return &dip->bios_info;
-
- return NULL;
-}
-
-/*
- * Checksum one more block on all harddrives
- *
- * Use the adler32() function from libz,
- * as it is quick, small, and available.
- */
-int
-disksum(int blk)
-{
- struct diskinfo *dip, *dip2;
- int st, reprobe = 0;
- char buf[DEV_BSIZE];
-
- for (dip = TAILQ_FIRST(&disklist); dip; dip = TAILQ_NEXT(dip, list)) {
- bios_diskinfo_t *bdi = &dip->bios_info;
-
- /* Skip this disk if it is not a HD or has had an I/O error */
- if (!(bdi->bios_number & 0x80) || bdi->flags & BDI_INVALID)
- continue;
-
- /* Adler32 checksum */
- st = dip->diskio(F_READ, dip, blk, 1, buf);
- if (st) {
- bdi->flags |= BDI_INVALID;
- continue;
- }
- bdi->checksum = adler32(bdi->checksum, buf, DEV_BSIZE);
-
- for (dip2 = TAILQ_FIRST(&disklist); dip2 != dip;
- dip2 = TAILQ_NEXT(dip2, list)) {
- bios_diskinfo_t *bd = &dip2->bios_info;
- if ((bd->bios_number & 0x80) &&
- !(bd->flags & BDI_INVALID) &&
- bdi->checksum == bd->checksum)
- reprobe = 1;
- }
- }
-
- return reprobe;
-}
-
-int
-bootdev_has_hibernate(void)
-{
- return ((bootdev_dip->bios_info.flags & BDI_HIBVALID)? 1 : 0);
-}
-
-void
-check_hibernate(struct diskinfo *dip)
-{
- daddr_t sec;
- int error;
- union hibernate_info hib;
-
- /* read hibernate */
- if (dip->disklabel.d_partitions[1].p_fstype != FS_SWAP ||
- DL_GETPSIZE(&dip->disklabel.d_partitions[1]) == 0)
- return;
-
- sec = DL_GETPOFFSET(&dip->disklabel.d_partitions[1]) +
- DL_GETPSIZE(&dip->disklabel.d_partitions[1]) -
- (sizeof(union hibernate_info) / DEV_BSIZE);
-
- error = dip->strategy(dip, F_READ, sec, sizeof hib, &hib, NULL);
- if (error == 0 && hib.magic == HIBERNATE_MAGIC)
- dip->bios_info.flags |= BDI_HIBVALID; /* Hibernate present */
-}
+++ /dev/null
-/* $OpenBSD: efiboot.c,v 1.2 2019/05/11 19:14:41 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/param.h>
-#include <sys/queue.h>
-#include <dev/cons.h>
-#include <dev/isa/isareg.h>
-#include <dev/ic/comreg.h>
-#include <sys/disklabel.h>
-#include <cmd.h>
-#include <stand/boot/bootarg.h>
-#include <machine/pio.h>
-
-#include "libsa.h"
-#include "disk.h"
-
-#include <efi.h>
-#include <efiapi.h>
-#include <efiprot.h>
-#include <eficonsctl.h>
-
-#include "efidev.h"
-#include "efiboot.h"
-#include "eficall.h"
-#include "run_i386.h"
-
-#define KERN_LOADSPACE_SIZE (32 * 1024 * 1024)
-
-EFI_SYSTEM_TABLE *ST;
-EFI_BOOT_SERVICES *BS;
-EFI_RUNTIME_SERVICES *RS;
-EFI_HANDLE IH;
-EFI_DEVICE_PATH *efi_bootdp = NULL;
-EFI_PHYSICAL_ADDRESS heap;
-EFI_LOADED_IMAGE *loadedImage;
-UINTN heapsiz = 1 * 1024 * 1024;
-UINTN mmap_key;
-static EFI_GUID imgp_guid = LOADED_IMAGE_PROTOCOL;
-static EFI_GUID blkio_guid = BLOCK_IO_PROTOCOL;
-static EFI_GUID devp_guid = DEVICE_PATH_PROTOCOL;
-u_long efi_loadaddr;
-
-int efi_device_path_depth(EFI_DEVICE_PATH *dp, int);
-int efi_device_path_ncmp(EFI_DEVICE_PATH *, EFI_DEVICE_PATH *, int);
-static void efi_heap_init(void);
-static void efi_memprobe_internal(void);
-static void efi_video_init(void);
-static void efi_video_reset(void);
-static EFI_STATUS
- efi_gop_setmode(int mode);
-EFI_STATUS efi_main(EFI_HANDLE, EFI_SYSTEM_TABLE *);
-
-void (*run_i386)(u_long, u_long, int, int, int, int, int, int, int, int)
- __attribute__((noreturn));
-
-extern int bios_bootdev;
-
-EFI_STATUS
-efi_main(EFI_HANDLE image, EFI_SYSTEM_TABLE *systab)
-{
- extern char *progname;
- EFI_LOADED_IMAGE *imgp;
- EFI_DEVICE_PATH *dp0 = NULL, *dp;
- EFI_STATUS status;
- EFI_PHYSICAL_ADDRESS stack;
-
- ST = systab;
- BS = ST->BootServices;
- RS = ST->RuntimeServices;
- IH = image;
-
- /* disable reset by watchdog after 5 minutes */
- EFI_CALL(BS->SetWatchdogTimer, 0, 0, 0, NULL);
-
- efi_video_init();
- efi_heap_init();
-
- status = EFI_CALL(BS->HandleProtocol, image, &imgp_guid,
- (void **)&imgp);
- if (status == EFI_SUCCESS)
- status = EFI_CALL(BS->HandleProtocol, imgp->DeviceHandle,
- &devp_guid, (void **)&dp0);
- if (status == EFI_SUCCESS) {
- for (dp = dp0; !IsDevicePathEnd(dp);
- dp = NextDevicePathNode(dp)) {
- if (DevicePathType(dp) == MEDIA_DEVICE_PATH &&
- (DevicePathSubType(dp) == MEDIA_HARDDRIVE_DP ||
- DevicePathSubType(dp) == MEDIA_CDROM_DP)) {
- bios_bootdev =
- (DevicePathSubType(dp) == MEDIA_CDROM_DP)
- ? 0x1e0 : 0x80;
- efi_bootdp = dp0;
- break;
- } else if (DevicePathType(dp) == MESSAGING_DEVICE_PATH&&
- DevicePathSubType(dp) == MSG_MAC_ADDR_DP) {
- bios_bootdev = 0x0;
- efi_bootdp = dp0;
- break;
- }
- }
- }
-
- /* can't use sa_cleanup since printf is used after sa_cleanup() */
- /* sa_cleanup = efi_cleanup; */
-
- progname = "BOOTIA32";
-
- /*
- * Move the stack before calling boot(). UEFI on some machines
- * locate the stack on our kernel load address.
- */
- stack = heap + heapsiz;
- asm("movl %0, %%esp;"
- "movl %1, (%%esp);"
- "call boot;"
- :: "r"(stack - 32), "r"(bios_bootdev));
- /* must not reach here */
- return (EFI_SUCCESS);
-}
-
-void
-efi_cleanup(void)
-{
- int retry;
- EFI_STATUS status;
-
- /* retry once in case of failure */
- for (retry = 1; retry >= 0; retry--) {
- efi_memprobe_internal(); /* sync the current map */
- status = EFI_CALL(BS->ExitBootServices, IH, mmap_key);
- if (status == EFI_SUCCESS)
- break;
- if (retry == 0)
- panic("ExitBootServices failed (%d)", status);
- }
-}
-
-/***********************************************************************
- * Disk
- ***********************************************************************/
-struct disklist_lh efi_disklist;
-
-void
-efi_diskprobe(void)
-{
- int i, bootdev = 0, depth = -1;
- UINTN sz;
- EFI_STATUS status;
- EFI_HANDLE *handles = NULL;
- EFI_BLOCK_IO *blkio;
- EFI_BLOCK_IO_MEDIA *media;
- struct diskinfo *di;
- EFI_DEVICE_PATH *dp;
-
- TAILQ_INIT(&efi_disklist);
-
- sz = 0;
- status = EFI_CALL(BS->LocateHandle, ByProtocol, &blkio_guid, 0, &sz, 0);
- if (status == EFI_BUFFER_TOO_SMALL) {
- handles = alloc(sz);
- status = EFI_CALL(BS->LocateHandle, ByProtocol, &blkio_guid,
- 0, &sz, handles);
- }
- if (handles == NULL || EFI_ERROR(status))
- panic("BS->LocateHandle() returns %d", status);
-
- if (efi_bootdp != NULL)
- depth = efi_device_path_depth(efi_bootdp, MEDIA_DEVICE_PATH);
-
- /*
- * U-Boot incorrectly represents devices with a single
- * MEDIA_DEVICE_PATH component. In that case include that
- * component into the matching, otherwise we'll blindly select
- * the first device.
- */
- if (depth == 0)
- depth = 1;
-
- for (i = 0; i < sz / sizeof(EFI_HANDLE); i++) {
- status = EFI_CALL(BS->HandleProtocol, handles[i], &blkio_guid,
- (void **)&blkio);
- if (EFI_ERROR(status))
- panic("BS->HandleProtocol() returns %d", status);
-
- media = blkio->Media;
- if (media->LogicalPartition || !media->MediaPresent)
- continue;
- di = alloc(sizeof(struct diskinfo));
- efid_init(di, blkio);
-
- if (efi_bootdp == NULL || depth == -1 || bootdev != 0)
- goto next;
- status = EFI_CALL(BS->HandleProtocol, handles[i], &devp_guid,
- (void **)&dp);
- if (EFI_ERROR(status))
- goto next;
- if (efi_device_path_ncmp(efi_bootdp, dp, depth) == 0) {
- TAILQ_INSERT_HEAD(&efi_disklist, di, list);
- bootdev = 1;
- continue;
- }
-next:
- TAILQ_INSERT_TAIL(&efi_disklist, di, list);
- }
-
- free(handles, sz);
-}
-
-/*
- * Determine the number of nodes up to, but not including, the first
- * node of the specified type.
- */
-int
-efi_device_path_depth(EFI_DEVICE_PATH *dp, int dptype)
-{
- int i;
-
- for (i = 0; !IsDevicePathEnd(dp); dp = NextDevicePathNode(dp), i++) {
- if (DevicePathType(dp) == dptype)
- return (i);
- }
-
- return (-1);
-}
-
-int
-efi_device_path_ncmp(EFI_DEVICE_PATH *dpa, EFI_DEVICE_PATH *dpb, int deptn)
-{
- int i, cmp;
-
- for (i = 0; i < deptn; i++) {
- if (IsDevicePathEnd(dpa) || IsDevicePathEnd(dpb))
- return ((IsDevicePathEnd(dpa) && IsDevicePathEnd(dpb))
- ? 0 : (IsDevicePathEnd(dpa))? -1 : 1);
- cmp = DevicePathNodeLength(dpa) - DevicePathNodeLength(dpb);
- if (cmp)
- return (cmp);
- cmp = memcmp(dpa, dpb, DevicePathNodeLength(dpa));
- if (cmp)
- return (cmp);
- dpa = NextDevicePathNode(dpa);
- dpb = NextDevicePathNode(dpb);
- }
-
- return (0);
-}
-
-/***********************************************************************
- * Memory
- ***********************************************************************/
-bios_memmap_t bios_memmap[64];
-
-static void
-efi_heap_init(void)
-{
- EFI_STATUS status;
-
- heap = HEAP_LIMIT;
- status = EFI_CALL(BS->AllocatePages, AllocateMaxAddress, EfiLoaderData,
- EFI_SIZE_TO_PAGES(heapsiz), &heap);
- if (status != EFI_SUCCESS)
- panic("BS->AllocatePages()");
-}
-
-void
-efi_memprobe(void)
-{
- u_int n = 0;
- bios_memmap_t *bm;
- EFI_STATUS status;
- EFI_PHYSICAL_ADDRESS
- addr = 0x10000000ULL; /* Below 256MB */
-
- status = EFI_CALL(BS->AllocatePages, AllocateMaxAddress, EfiLoaderData,
- EFI_SIZE_TO_PAGES(KERN_LOADSPACE_SIZE), &addr);
- if (status != EFI_SUCCESS)
- panic("BS->AllocatePages()");
- efi_loadaddr = addr;
-
- printf(" mem[");
- efi_memprobe_internal();
- for (bm = bios_memmap; bm->type != BIOS_MAP_END; bm++) {
- if (bm->type == BIOS_MAP_FREE && bm->size > 12 * 1024) {
- if (n++ != 0)
- printf(" ");
- if (bm->size > 1024 * 1024)
- printf("%uM", bm->size / 1024 / 1024);
- else
- printf("%uK", bm->size / 1024);
- }
- }
- printf("]");
-}
-
-static void
-efi_memprobe_internal(void)
-{
- EFI_STATUS status;
- UINTN mapkey, mmsiz, siz;
- UINT32 mmver;
- EFI_MEMORY_DESCRIPTOR *mm0, *mm;
- int i, n;
- bios_memmap_t *bm, bm0;
-
- cnvmem = extmem = 0;
- bios_memmap[0].type = BIOS_MAP_END;
-
- siz = 0;
- status = EFI_CALL(BS->GetMemoryMap, &siz, NULL, &mapkey, &mmsiz,
- &mmver);
- if (status != EFI_BUFFER_TOO_SMALL)
- panic("cannot get the size of memory map");
- mm0 = alloc(siz);
- status = EFI_CALL(BS->GetMemoryMap, &siz, mm0, &mapkey, &mmsiz, &mmver);
- if (status != EFI_SUCCESS)
- panic("cannot get the memory map");
- n = siz / mmsiz;
- mmap_key = mapkey;
-
- for (i = 0, mm = mm0; i < n; i++, mm = NextMemoryDescriptor(mm, mmsiz)){
- bm0.type = BIOS_MAP_END;
- bm0.addr = mm->PhysicalStart;
- bm0.size = mm->NumberOfPages * EFI_PAGE_SIZE;
- if (mm->Type == EfiReservedMemoryType ||
- mm->Type == EfiUnusableMemory ||
- mm->Type == EfiRuntimeServicesCode ||
- mm->Type == EfiRuntimeServicesData)
- bm0.type = BIOS_MAP_RES;
- else if (mm->Type == EfiLoaderCode ||
- mm->Type == EfiLoaderData ||
- mm->Type == EfiBootServicesCode ||
- mm->Type == EfiBootServicesData ||
- mm->Type == EfiConventionalMemory)
- bm0.type = BIOS_MAP_FREE;
- else if (mm->Type == EfiACPIReclaimMemory)
- bm0.type = BIOS_MAP_ACPI;
- else if (mm->Type == EfiACPIMemoryNVS)
- bm0.type = BIOS_MAP_NVS;
- else
- /*
- * XXX Is there anything to do for EfiMemoryMappedIO
- * XXX EfiMemoryMappedIOPortSpace EfiPalCode?
- */
- bm0.type = BIOS_MAP_RES;
-
- for (bm = bios_memmap; bm->type != BIOS_MAP_END; bm++) {
- if (bm->type != bm0.type)
- continue;
- if (bm->addr <= bm0.addr &&
- bm0.addr <= bm->addr + bm->size) {
- bm->size = bm0.addr + bm0.size - bm->addr;
- break;
- } else if (bm0.addr <= bm->addr &&
- bm->addr <= bm0.addr + bm0.size) {
- bm->size = bm->addr + bm->size - bm0.addr;
- bm->addr = bm0.addr;
- break;
- }
- }
- if (bm->type == BIOS_MAP_END) {
- *bm = bm0;
- (++bm)->type = BIOS_MAP_END;
- }
- }
- for (bm = bios_memmap; bm->type != BIOS_MAP_END; bm++) {
- if (bm->addr < IOM_BEGIN) /* Below memory hole */
- cnvmem =
- max(cnvmem, (bm->addr + bm->size) / 1024);
- if (bm->addr >= IOM_END /* Above the memory hole */ &&
- bm->addr / 1024 == extmem + 1024)
- extmem += bm->size / 1024;
- }
- free(mm0, siz);
-}
-
-/***********************************************************************
- * Console
- ***********************************************************************/
-static SIMPLE_TEXT_OUTPUT_INTERFACE *conout = NULL;
-static SIMPLE_INPUT_INTERFACE *conin;
-static EFI_GUID con_guid
- = EFI_CONSOLE_CONTROL_PROTOCOL_GUID;
-static EFI_GUID gop_guid
- = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID;
-static EFI_GUID serio_guid
- = SERIAL_IO_PROTOCOL;
-struct efi_video {
- int cols;
- int rows;
-} efi_video[32];
-
-static void
-efi_video_init(void)
-{
- EFI_CONSOLE_CONTROL_PROTOCOL *conctrl = NULL;
- int i, mode80x25, mode100x31;
- UINTN cols, rows;
- EFI_STATUS status;
-
- conout = ST->ConOut;
- status = EFI_CALL(BS->LocateProtocol, &con_guid, NULL,
- (void **)&conctrl);
- if (status == EFI_SUCCESS)
- (void)EFI_CALL(conctrl->SetMode, conctrl,
- EfiConsoleControlScreenText);
- mode80x25 = -1;
- mode100x31 = -1;
- for (i = 0; i < conout->Mode->MaxMode; i++) {
- status = EFI_CALL(conout->QueryMode, conout, i, &cols, &rows);
- if (EFI_ERROR(status))
- continue;
- if (mode80x25 < 0 && cols == 80 && rows == 25)
- mode80x25 = i;
- if (mode100x31 < 0 && cols == 100 && rows == 31)
- mode100x31 = i;
- if (i < nitems(efi_video)) {
- efi_video[i].cols = cols;
- efi_video[i].rows = rows;
- }
- }
- if (mode100x31 >= 0)
- EFI_CALL(conout->SetMode, conout, mode100x31);
- else if (mode80x25 >= 0)
- EFI_CALL(conout->SetMode, conout, mode80x25);
- conin = ST->ConIn;
- efi_video_reset();
-}
-
-static void
-efi_video_reset(void)
-{
- EFI_CALL(conout->EnableCursor, conout, TRUE);
- EFI_CALL(conout->SetAttribute, conout,
- EFI_TEXT_ATTR(EFI_LIGHTGRAY, EFI_BLACK));
- EFI_CALL(conout->ClearScreen, conout);
-}
-
-void
-efi_cons_probe(struct consdev *cn)
-{
- cn->cn_pri = CN_MIDPRI;
- cn->cn_dev = makedev(12, 0);
- printf(" pc%d", minor(cn->cn_dev));
-}
-
-void
-efi_cons_init(struct consdev *cp)
-{
-}
-
-int
-efi_cons_getc(dev_t dev)
-{
- EFI_INPUT_KEY key;
- EFI_STATUS status;
- UINTN dummy;
- static int lastchar = 0;
-
- if (lastchar) {
- int r = lastchar;
- if ((dev & 0x80) == 0)
- lastchar = 0;
- return (r);
- }
-
- status = EFI_CALL(conin->ReadKeyStroke, conin, &key);
- while (status == EFI_NOT_READY || key.UnicodeChar == 0) {
- if (dev & 0x80)
- return (0);
- EFI_CALL(BS->WaitForEvent, 1, &conin->WaitForKey, &dummy);
- status = EFI_CALL(conin->ReadKeyStroke, conin, &key);
- }
-
- if (dev & 0x80)
- lastchar = key.UnicodeChar;
-
- return (key.UnicodeChar);
-}
-
-void
-efi_cons_putc(dev_t dev, int c)
-{
- CHAR16 buf[2];
-
- if (c == '\n')
- efi_cons_putc(dev, '\r');
-
- buf[0] = c;
- buf[1] = 0;
-
- EFI_CALL(conout->OutputString, conout, buf);
-}
-
-int
-efi_cons_getshifts(dev_t dev)
-{
- /* XXX */
- return (0);
-}
-
-int com_addr = -1;
-int com_speed = -1;
-
-static SERIAL_IO_INTERFACE *serios[4];
-const int comports[4] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8 };
-
-/* call with sp == 0 to query the current speed */
-int
-pio_comspeed(dev_t dev, int sp)
-{
- int port = (com_addr == -1) ? comports[minor(dev)] : com_addr;
- int i, newsp;
- int err;
-
- if (sp <= 0)
- return com_speed;
- /* valid baud rate? */
- if (115200 < sp || sp < 75)
- return -1;
-
- /*
- * Accepted speeds:
- * 75 150 300 600 1200 2400 4800 9600 19200 38400 76800 and
- * 14400 28800 57600 115200
- */
- for (i = sp; i != 75 && i != 14400; i >>= 1)
- if (i & 1)
- return -1;
-
-/* ripped screaming from dev/ic/com.c */
-#define divrnd(n, q) (((n)*2/(q)+1)/2) /* divide and round off */
- newsp = divrnd((COM_FREQ / 16), sp);
- if (newsp <= 0)
- return -1;
- err = divrnd((COM_FREQ / 16) * 1000, sp * newsp) - 1000;
- if (err < 0)
- err = -err;
- if (err > COM_TOLERANCE)
- return -1;
-#undef divrnd
-
- if (com_speed != -1 && cn_tab && cn_tab->cn_dev == dev &&
- com_speed != sp) {
- printf("com%d: changing speed to %d baud in 5 seconds, "
- "change your terminal to match!\n\a",
- minor(dev), sp);
- sleep(5);
- }
-
- outb(port + com_cfcr, LCR_DLAB);
- outb(port + com_dlbl, newsp);
- outb(port + com_dlbh, newsp>>8);
- outb(port + com_cfcr, LCR_8BITS);
- if (com_speed != -1)
- printf("\ncom%d: %d baud\n", minor(dev), sp);
-
- newsp = com_speed;
- com_speed = sp;
- return newsp;
-}
-
-int
-pio_com_getc(dev_t dev)
-{
- int port = (com_addr == -1) ? comports[minor(dev & 0x7f)] : com_addr;
-
- if (dev & 0x80)
- return (inb(port + com_lsr) & LSR_RXRDY);
-
- while ((inb(port + com_lsr) & LSR_RXRDY) == 0)
- ;
-
- return (inb(port + com_data) & 0xff);
-}
-
-void
-pio_com_putc(dev_t dev, int c)
-{
- int port = (com_addr == -1) ? comports[minor(dev)] : com_addr;
-
- while ((inb(port + com_lsr) & LSR_TXRDY) == 0)
- ;
-
- outb(port + com_data, c);
-}
-
-void
-efi_com_probe(struct consdev *cn)
-{
- EFI_HANDLE *handles = NULL;
- SERIAL_IO_INTERFACE *serio;
- EFI_STATUS status;
- EFI_DEVICE_PATH *dp, *dp0;
- EFI_DEV_PATH_PTR dpp;
- UINTN sz;
- int i, uid = -1;
-
- cn->cn_pri = CN_LOWPRI;
- cn->cn_dev = makedev(8, 0);
-
- sz = 0;
- status = EFI_CALL(BS->LocateHandle, ByProtocol, &serio_guid, 0, &sz, 0);
- if (status == EFI_BUFFER_TOO_SMALL) {
- handles = alloc(sz);
- status = EFI_CALL(BS->LocateHandle, ByProtocol, &serio_guid,
- 0, &sz, handles);
- }
- if (handles == NULL || EFI_ERROR(status)) {
- free(handles, sz);
- return;
- }
-
- for (i = 0; i < sz / sizeof(EFI_HANDLE); i++) {
- /*
- * Identify port number of the handle. This assumes ACPI
- * UID 0-3 map to legacy COM[1-4] and they use the legacy
- * port address.
- */
- status = EFI_CALL(BS->HandleProtocol, handles[i], &devp_guid,
- (void **)&dp0);
- if (EFI_ERROR(status))
- continue;
- uid = -1;
- for (dp = dp0; !IsDevicePathEnd(dp);
- dp = NextDevicePathNode(dp)) {
- dpp = (EFI_DEV_PATH_PTR)dp;
- if (DevicePathType(dp) == ACPI_DEVICE_PATH &&
- DevicePathSubType(dp) == ACPI_DP)
- if (dpp.Acpi->HID == EFI_PNP_ID(0x0501)) {
- uid = dpp.Acpi->UID;
- break;
- }
- }
- if (uid < 0 || nitems(serios) <= uid)
- continue;
-
- /* Prepare SERIAL_IO_INTERFACE */
- status = EFI_CALL(BS->HandleProtocol, handles[i], &serio_guid,
- (void **)&serio);
- if (EFI_ERROR(status))
- continue;
- serios[uid] = serio;
- }
- free(handles, sz);
-
- for (i = 0; i < nitems(serios); i++) {
- if (serios[i] != NULL)
- printf(" com%d", i);
- }
-}
-
-int
-efi_valid_com(dev_t dev)
-{
- return (minor(dev) < nitems(serios) && serios[minor(dev)] != NULL);
-}
-
-int
-comspeed(dev_t dev, int sp)
-{
- EFI_STATUS status;
- SERIAL_IO_INTERFACE *serio = serios[minor(dev)];
- int newsp;
-
- if (sp <= 0)
- return com_speed;
-
- if (!efi_valid_com(dev))
- return pio_comspeed(dev, sp);
-
- if (serio->Mode->BaudRate != sp) {
- status = EFI_CALL(serio->SetAttributes, serio,
- sp, serio->Mode->ReceiveFifoDepth,
- serio->Mode->Timeout, serio->Mode->Parity,
- serio->Mode->DataBits, serio->Mode->StopBits);
- if (EFI_ERROR(status)) {
- printf("com%d: SetAttribute() failed with status=%d\n",
- minor(dev), status);
- return (-1);
- }
- if (com_speed != -1)
- printf("\ncom%d: %d baud\n", minor(dev), sp);
- }
-
- /* same as comspeed() in libsa/bioscons.c */
- newsp = com_speed;
- com_speed = sp;
-
- return (newsp);
-}
-
-void
-efi_com_init(struct consdev *cn)
-{
- if (!efi_valid_com(cn->cn_dev))
- /* This actually happens if the machine has another serial. */
- return;
-
- if (com_speed == -1)
- comspeed(cn->cn_dev, 9600); /* default speed is 9600 baud */
-}
-
-int
-efi_com_getc(dev_t dev)
-{
- EFI_STATUS status;
- SERIAL_IO_INTERFACE *serio;
- UINTN sz;
- u_char buf;
- static u_char lastchar = 0;
-
- if (!efi_valid_com(dev & 0x7f))
- return pio_com_getc(dev);
- serio = serios[minor(dev & 0x7f)];
-
- if (lastchar != 0) {
- int r = lastchar;
- if ((dev & 0x80) == 0)
- lastchar = 0;
- return (r);
- }
-
- for (;;) {
- sz = 1;
- status = EFI_CALL(serio->Read, serio, &sz, &buf);
- if (status == EFI_SUCCESS && sz > 0)
- break;
- if (status != EFI_TIMEOUT && EFI_ERROR(status))
- panic("Error reading from serial status=%d", status);
- if (dev & 0x80)
- return (0);
- }
-
- if (dev & 0x80)
- lastchar = buf;
-
- return (buf);
-}
-
-void
-efi_com_putc(dev_t dev, int c)
-{
- SERIAL_IO_INTERFACE *serio;
- UINTN sz = 1;
- u_char buf;
-
- if (!efi_valid_com(dev)) {
- pio_com_putc(dev, c);
- return;
- }
- serio = serios[minor(dev)];
- buf = c;
- EFI_CALL(serio->Write, serio, &sz, &buf);
-}
-
-/***********************************************************************
- * Miscellaneous
- ***********************************************************************/
-/*
- * ACPI GUID is confusing in UEFI spec.
- * {EFI_,}_ACPI_20_TABLE_GUID or EFI_ACPI_TABLE_GUID means
- * ACPI 2.0 or above.
- */
-static EFI_GUID acpi_guid = ACPI_20_TABLE_GUID;
-static EFI_GUID smbios_guid = SMBIOS_TABLE_GUID;
-static EFI_GRAPHICS_OUTPUT *gop;
-static int gopmode = -1;
-
-#define efi_guidcmp(_a, _b) memcmp((_a), (_b), sizeof(EFI_GUID))
-
-static EFI_STATUS
-efi_gop_setmode(int mode)
-{
- EFI_STATUS status;
-
- status = EFI_CALL(gop->SetMode, gop, mode);
- if (EFI_ERROR(status) || gop->Mode->Mode != mode)
- printf("GOP SetMode() failed (%d)\n", status);
-
- return (status);
-}
-
-void
-efi_makebootargs(void)
-{
- int i;
- EFI_STATUS status;
- EFI_GRAPHICS_OUTPUT_MODE_INFORMATION
- *gopi;
- bios_efiinfo_t ei;
- int curmode;
- UINTN sz, gopsiz, bestsiz = 0;
-
- memset(&ei, 0, sizeof(ei));
- /*
- * ACPI, BIOS configuration table
- */
- for (i = 0; i < ST->NumberOfTableEntries; i++) {
- if (efi_guidcmp(&acpi_guid,
- &ST->ConfigurationTable[i].VendorGuid) == 0)
- ei.config_acpi = (intptr_t)
- ST->ConfigurationTable[i].VendorTable;
- else if (efi_guidcmp(&smbios_guid,
- &ST->ConfigurationTable[i].VendorGuid) == 0)
- ei.config_smbios = (intptr_t)
- ST->ConfigurationTable[i].VendorTable;
- }
-
- /*
- * Frame buffer
- */
- status = EFI_CALL(BS->LocateProtocol, &gop_guid, NULL,
- (void **)&gop);
- if (!EFI_ERROR(status)) {
- if (gopmode < 0) {
- for (i = 0; i < gop->Mode->MaxMode; i++) {
- status = EFI_CALL(gop->QueryMode, gop,
- i, &sz, &gopi);
- if (EFI_ERROR(status))
- continue;
- gopsiz = gopi->HorizontalResolution *
- gopi->VerticalResolution;
- if (gopsiz > bestsiz) {
- gopmode = i;
- bestsiz = gopsiz;
- }
- }
- }
- if (gopmode >= 0 && gopmode != gop->Mode->Mode) {
- curmode = gop->Mode->Mode;
- if (efi_gop_setmode(gopmode) != EFI_SUCCESS)
- (void)efi_gop_setmode(curmode);
- }
-
- gopi = gop->Mode->Info;
- switch (gopi->PixelFormat) {
- case PixelBlueGreenRedReserved8BitPerColor:
- ei.fb_red_mask = 0x00ff0000;
- ei.fb_green_mask = 0x0000ff00;
- ei.fb_blue_mask = 0x000000ff;
- ei.fb_reserved_mask = 0xff000000;
- break;
- case PixelRedGreenBlueReserved8BitPerColor:
- ei.fb_red_mask = 0x000000ff;
- ei.fb_green_mask = 0x0000ff00;
- ei.fb_blue_mask = 0x00ff0000;
- ei.fb_reserved_mask = 0xff000000;
- break;
- case PixelBitMask:
- ei.fb_red_mask = gopi->PixelInformation.RedMask;
- ei.fb_green_mask = gopi->PixelInformation.GreenMask;
- ei.fb_blue_mask = gopi->PixelInformation.BlueMask;
- ei.fb_reserved_mask =
- gopi->PixelInformation.ReservedMask;
- break;
- default:
- break;
- }
- ei.fb_addr = gop->Mode->FrameBufferBase;
- ei.fb_size = gop->Mode->FrameBufferSize;
- ei.fb_height = gopi->VerticalResolution;
- ei.fb_width = gopi->HorizontalResolution;
- ei.fb_pixpsl = gopi->PixelsPerScanLine;
- }
-
- addbootarg(BOOTARG_EFIINFO, sizeof(ei), &ei);
-}
-
-void
-_rtt(void)
-{
-#ifdef EFI_DEBUG
- printf("Hit any key to reboot\n");
- efi_cons_getc(0);
-#endif
- EFI_CALL(RS->ResetSystem, EfiResetCold, EFI_SUCCESS, 0, NULL);
- for (;;)
- continue;
-}
-
-time_t
-getsecs(void)
-{
- EFI_TIME t;
- time_t r = 0;
- int y = 0;
- const int daytab[][14] = {
- { 0, -1, 30, 58, 89, 119, 150, 180, 211, 242, 272, 303, 333, 364 },
- { 0, -1, 30, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
- };
-#define isleap(_y) (((_y) % 4) == 0 && (((_y) % 100) != 0 || ((_y) % 400) == 0))
-
- EFI_CALL(ST->RuntimeServices->GetTime, &t, NULL);
-
- /* Calc days from UNIX epoch */
- r = (t.Year - 1970) * 365;
- for (y = 1970; y < t.Year; y++) {
- if (isleap(y))
- r++;
- }
- r += daytab[isleap(t.Year)? 1 : 0][t.Month] + t.Day;
-
- /* Calc secs */
- r *= 60 * 60 * 24;
- r += ((t.Hour * 60) + t.Minute) * 60 + t.Second;
- if (-24 * 60 < t.TimeZone && t.TimeZone < 24 * 60)
- r += t.TimeZone * 60;
-
- return (r);
-}
-
-u_int
-sleep(u_int i)
-{
- time_t t;
-
- /*
- * Loop for the requested number of seconds, polling,
- * so that it may handle interrupts.
- */
- for (t = getsecs() + i; getsecs() < t; cnischar())
- ;
-
- return 0;
-}
-
-/***********************************************************************
- * Commands
- ***********************************************************************/
-int
-Xexit_efi(void)
-{
- EFI_CALL(BS->Exit, IH, 0, 0, NULL);
- for (;;)
- continue;
- return (0);
-}
-
-int
-Xvideo_efi(void)
-{
- int i, mode = -1;
-
- if (cmd.argc >= 2) {
- mode = strtol(cmd.argv[1], NULL, 10);
- if (0 <= mode && mode < nitems(efi_video) &&
- efi_video[mode].cols > 0) {
- EFI_CALL(conout->SetMode, conout, mode);
- efi_video_reset();
- }
- } else {
- for (i = 0; i < nitems(efi_video) &&
- i < conout->Mode->MaxMode; i++) {
- if (efi_video[i].cols > 0)
- printf("Mode %d: %d x %d\n", i,
- efi_video[i].cols,
- efi_video[i].rows);
- }
- printf("\n");
- }
- printf("Current Mode = %d\n", conout->Mode->Mode);
-
- return (0);
-}
-
-int
-Xpoweroff_efi(void)
-{
- EFI_CALL(RS->ResetSystem, EfiResetShutdown, EFI_SUCCESS, 0, NULL);
- return (0);
-}
-
-int
-Xgop_efi(void)
-{
- EFI_STATUS status;
- int i, mode = -1;
- UINTN sz;
- EFI_GRAPHICS_OUTPUT_MODE_INFORMATION
- *gopi;
-
- status = EFI_CALL(BS->LocateProtocol, &gop_guid, NULL,
- (void **)&gop);
- if (EFI_ERROR(status))
- return (0);
-
- if (cmd.argc >= 2) {
- mode = strtol(cmd.argv[1], NULL, 10);
- if (0 <= mode && mode < gop->Mode->MaxMode) {
- status = EFI_CALL(gop->QueryMode, gop, mode,
- &sz, &gopi);
- if (!EFI_ERROR(status)) {
- if (efi_gop_setmode(mode) == EFI_SUCCESS)
- gopmode = mode;
- }
- }
- } else {
- for (i = 0; i < gop->Mode->MaxMode; i++) {
- status = EFI_CALL(gop->QueryMode, gop, i, &sz, &gopi);
- if (EFI_ERROR(status))
- continue;
- printf("Mode %d: %d x %d (stride = %d)\n", i,
- gopi->HorizontalResolution,
- gopi->VerticalResolution,
- gopi->PixelsPerScanLine);
- }
- printf("\n");
- }
- printf("Current Mode = %d\n", gop->Mode->Mode);
-
- return (0);
-}
+++ /dev/null
-/* $OpenBSD: efiboot.h,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-void efi_cleanup(void);
-void efi_cons_probe(struct consdev *);
-void efi_memprobe(void);
-void efi_hardprobe(void);
-void efi_diskprobe(void);
-void efi_pxeprobe(void);
-void efi_cons_init(struct consdev *);
-int efi_cons_getc(dev_t);
-void efi_cons_putc(dev_t, int);
-int efi_cons_getshifts(dev_t dev);
-void efi_com_probe(struct consdev *);
-void efi_com_init(struct consdev *);
-int efi_com_getc(dev_t);
-void efi_com_putc(dev_t, int);
-int Xvideo_efi(void);
-int Xgop_efi(void);
-int Xexit_efi(void);
-void efi_makebootargs(void);
-
-int Xpoweroff_efi(void);
-
-extern void (*run_i386)(u_long, u_long, int, int, int, int, int, int, int, int)
- __attribute__ ((noreturn));
+++ /dev/null
-/* $OpenBSD: eficall.S,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <machine/asm.h>
-
-/*
- * Rearrange the arguments to call the given function by EFI ABI.
- *
- * efi_call(nargs, func, arg[0], arg[1], arg[2], arg[3], arg[4], ...)
- * ----------------------------------------------------------------------
- * BSD: RDI RSI RDX RCX R8 R9 stack
- * EFI: - - RCX RDX R8 R9 stack (w/shadow)
- */
-ENTRY(efi_call)
- push %rbp
- mov %rsp, %rbp
-
- xchg %rcx, %rdx
- mov %rcx, %rax
- mov %rdi, %rcx
-
- /*
- * set "nargs - 2 + 4 + 1" (= %rdi + 3) for next call stack size.
- * (nargs - 2) is for arguments in stack, +4 for shadow registers
- * and +1 for alignment
- */
- add $3, %rdi
-
- shl $3, %rdi /* 64-bit word */
- sub %rdi, %rsp /* get the stack */
- and $(-0x10), %rsp /* align 16 bytes */
-
- /* copy args */
- sub $3, %rcx
- cmp $1, %rcx
- jle 2f
-
-1: /* loop arg[n-1] .. arg[4] */
- mov 0x8(%rbp, %rcx, 8), %rdi
- mov %rdi, 0x18(%rsp, %rcx, 8)
- loopnz 1b
-2:
- mov %rax, %rcx
-
- call *%rsi
-
- mov %rbp, %rsp
- pop %rbp
- retq
+++ /dev/null
-/* $OpenBSD: eficall.h,v 1.2 2019/05/11 19:14:41 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#define EFI_CALL(_func_, ...) (_func_)(__VA_ARGS__)
+++ /dev/null
-/* $OpenBSD: efidev.c,v 1.4 2022/09/01 13:45:26 krw Exp $ */
-
-/*
- * Copyright (c) 1996 Michael Shalayeff
- * Copyright (c) 2003 Tobias Weingartner
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-#include <sys/param.h>
-#include <sys/reboot.h>
-#include <sys/disklabel.h>
-#include <lib/libz/zlib.h>
-#include <isofs/cd9660/iso.h>
-
-#include "libsa.h"
-#include "disk.h"
-
-#ifdef SOFTRAID
-#include <dev/softraidvar.h>
-#include <lib/libsa/softraid.h>
-#include "softraid_amd64.h"
-#endif
-
-#include <efi.h>
-#include "eficall.h"
-
-extern int debug;
-
-#include "efidev.h"
-#include "biosdev.h" /* for dklookup() */
-
-#define EFI_BLKSPERSEC(_ed) ((_ed)->blkio->Media->BlockSize / DEV_BSIZE)
-#define EFI_SECTOBLK(_ed, _n) ((_n) * EFI_BLKSPERSEC(_ed))
-
-struct efi_diskinfo {
- EFI_BLOCK_IO *blkio;
- UINT32 mediaid;
-};
-
-int bios_bootdev;
-static EFI_STATUS
- efid_io(int, efi_diskinfo_t, u_int, int, void *);
-static int efid_diskio(int, struct diskinfo *, u_int, int, void *);
-static int efi_getdisklabel_cd9660(efi_diskinfo_t, struct disklabel *);
-static u_int findopenbsd(efi_diskinfo_t, const char **);
-static u_int findopenbsd_gpt(efi_diskinfo_t, const char **);
-static int gpt_chk_mbr(struct dos_partition *, u_int64_t);
-
-void
-efid_init(struct diskinfo *dip, void *handle)
-{
- EFI_BLOCK_IO *blkio = handle;
-
- memset(dip, 0, sizeof(struct diskinfo));
- dip->efi_info = alloc(sizeof(struct efi_diskinfo));
- dip->efi_info->blkio = blkio;
- dip->efi_info->mediaid = blkio->Media->MediaId;
- dip->diskio = efid_diskio;
- dip->strategy = efistrategy;
-}
-
-static EFI_STATUS
-efid_io(int rw, efi_diskinfo_t ed, u_int off, int nsect, void *buf)
-{
- u_int blks, lba, i_lblks, i_tblks, i_nblks;
- EFI_STATUS status = EFI_SUCCESS;
- static u_char *iblk = NULL;
- static u_int iblksz = 0;
-
- /* block count of the intrisic block size in DEV_BSIZE */
- blks = EFI_BLKSPERSEC(ed);
- if (blks == 0)
- /* block size < 512. HP Stream 13 actually has such a disk. */
- return (EFI_UNSUPPORTED);
-
- /* leading and trailing unaligned blocks in intrisic block */
- i_lblks = ((off % blks) == 0)? 0 : blks - (off % blks);
- i_tblks = (nsect > i_lblks)? (off + nsect) % blks : 0;
-
- /* aligned blocks in intrisic block */
- i_nblks = (nsect > i_lblks + i_tblks)? nsect - (i_lblks + i_tblks) : 0;
-
- lba = (off + i_lblks) / blks;
-
- switch (rw) {
- case F_READ:
- /* allocate the space for reading unaligned blocks */
- if (ed->blkio->Media->BlockSize != DEV_BSIZE) {
- if (iblk && iblksz < ed->blkio->Media->BlockSize) {
- free(iblk, iblksz);
- iblk = NULL;
- }
- if (iblk == NULL) {
- iblk = alloc(ed->blkio->Media->BlockSize);
- iblksz = ed->blkio->Media->BlockSize;
- }
- }
- if (i_lblks > 0) {
- status = EFI_CALL(ed->blkio->ReadBlocks,
- ed->blkio, ed->mediaid, lba - 1,
- ed->blkio->Media->BlockSize, iblk);
- if (EFI_ERROR(status))
- goto on_eio;
- memcpy(buf, iblk + (blks - i_lblks) * DEV_BSIZE,
- min(nsect, i_lblks) * DEV_BSIZE);
- }
- if (i_nblks > 0) {
- status = EFI_CALL(ed->blkio->ReadBlocks,
- ed->blkio, ed->mediaid, lba,
- ed->blkio->Media->BlockSize * (i_nblks / blks),
- buf + (i_lblks * DEV_BSIZE));
- if (EFI_ERROR(status))
- goto on_eio;
- }
- if (i_tblks > 0) {
- status = EFI_CALL(ed->blkio->ReadBlocks,
- ed->blkio, ed->mediaid, lba + (i_nblks / blks),
- ed->blkio->Media->BlockSize, iblk);
- if (EFI_ERROR(status))
- goto on_eio;
- memcpy(buf + (i_lblks + i_nblks) * DEV_BSIZE, iblk,
- i_tblks * DEV_BSIZE);
- }
- break;
- case F_WRITE:
- if (ed->blkio->Media->ReadOnly)
- goto on_eio;
- /* XXX not yet */
- goto on_eio;
- break;
- }
- return (EFI_SUCCESS);
-
-on_eio:
- return (status);
-}
-
-static int
-efid_diskio(int rw, struct diskinfo *dip, u_int off, int nsect, void *buf)
-{
- EFI_STATUS status;
-
- status = efid_io(rw, dip->efi_info, off, nsect, buf);
-
- return ((EFI_ERROR(status))? -1 : 0);
-}
-
-/*
- * Returns 0 if the MBR with the provided partition array is a GPT protective
- * MBR, and returns 1 otherwise. A GPT protective MBR would have one and only
- * one MBR partition, an EFI partition that either covers the whole disk or as
- * much of it as is possible with a 32bit size field.
- *
- * Taken from kern/subr_disk.c.
- *
- * NOTE: MS always uses a size of UINT32_MAX for the EFI partition!**
- */
-static int
-gpt_chk_mbr(struct dos_partition *dp, u_int64_t dsize)
-{
- struct dos_partition *dp2;
- int efi, found, i;
- u_int32_t psize;
-
- found = efi = 0;
- for (dp2=dp, i=0; i < NDOSPART; i++, dp2++) {
- if (dp2->dp_typ == DOSPTYP_UNUSED)
- continue;
- found++;
- if (dp2->dp_typ != DOSPTYP_EFI)
- continue;
- psize = letoh32(dp2->dp_size);
- if (psize == (dsize - 1) ||
- psize == UINT32_MAX) {
- if (letoh32(dp2->dp_start) == 1)
- efi++;
- }
- }
- if (found == 1 && efi == 1)
- return (0);
-
- return (1);
-}
-
-/*
- * Try to find the disk address of the first MBR OpenBSD partition.
- *
- * N.B.: must boot from a partition within first 2^32-1 sectors!
- *
- * Called only if the MBR on sector 0 is *not* a protective MBR
- * and *does* have a valid signature.
- *
- * We don't check the signatures of EBR's, and they cannot be
- * protective MBR's so there is no need to check for that.
- */
-static u_int
-findopenbsd(efi_diskinfo_t ed, const char **err)
-{
- EFI_STATUS status;
- struct dos_mbr mbr;
- struct dos_partition *dp;
- u_int mbroff = DOSBBSECTOR;
- u_int mbr_eoff = DOSBBSECTOR; /* Offset of MBR extended partition. */
- int i, maxebr = DOS_MAXEBR, nextebr;
-
-again:
- if (!maxebr--) {
- *err = "too many extended partitions";
- return (-1);
- }
-
- /* Read MBR */
- bzero(&mbr, sizeof(mbr));
- status = efid_io(F_READ, ed, mbroff, 1, &mbr);
- if (EFI_ERROR(status)) {
- *err = "Disk I/O Error";
- return (-1);
- }
-
- /* Search for OpenBSD partition */
- nextebr = 0;
- for (i = 0; i < NDOSPART; i++) {
- dp = &mbr.dmbr_parts[i];
- if (!dp->dp_size)
- continue;
-#ifdef BIOS_DEBUG
- if (debug)
- printf("found partition %u: "
- "type %u (0x%x) offset %u (0x%x)\n",
- (int)(dp - mbr.dmbr_parts),
- dp->dp_typ, dp->dp_typ,
- dp->dp_start, dp->dp_start);
-#endif
- if (dp->dp_typ == DOSPTYP_OPENBSD) {
- if (dp->dp_start > (dp->dp_start + mbroff))
- continue;
- return (dp->dp_start + mbroff);
- }
-
- /*
- * Record location of next ebr if and only if this is the first
- * extended partition in this boot record!
- */
- if (!nextebr && (dp->dp_typ == DOSPTYP_EXTEND ||
- dp->dp_typ == DOSPTYP_EXTENDL)) {
- nextebr = dp->dp_start + mbr_eoff;
- if (nextebr < dp->dp_start)
- nextebr = (u_int)-1;
- if (mbr_eoff == DOSBBSECTOR)
- mbr_eoff = dp->dp_start;
- }
- }
-
- if (nextebr && nextebr != (u_int)-1) {
- mbroff = nextebr;
- goto again;
- }
-
- return (-1);
-}
-
-/*
- * Try to find the disk address of the first GPT OpenBSD partition.
- *
- * N.B.: must boot from a partition within first 2^32-1 sectors!
- *
- * Called only if the MBR on sector 0 *is* a protective MBR
- * with a valid signature and sector 1 is a valid GPT header.
- */
-static u_int
-findopenbsd_gpt(efi_diskinfo_t ed, const char **err)
-{
- EFI_STATUS status;
- struct gpt_header gh;
- int i, part, found;
- uint64_t lba;
- uint32_t orig_csum, new_csum;
- uint32_t ghsize, ghpartsize, ghpartnum, ghpartspersec;
- uint32_t gpsectors;
- const char openbsd_uuid_code[] = GPT_UUID_OPENBSD;
- struct gpt_partition gp;
- static struct uuid *openbsd_uuid = NULL, openbsd_uuid_space;
- static u_char buf[4096];
-
- /* Prepare OpenBSD UUID */
- if (openbsd_uuid == NULL) {
- /* XXX: should be replaced by uuid_dec_be() */
- memcpy(&openbsd_uuid_space, openbsd_uuid_code,
- sizeof(openbsd_uuid_space));
- openbsd_uuid_space.time_low =
- betoh32(openbsd_uuid_space.time_low);
- openbsd_uuid_space.time_mid =
- betoh16(openbsd_uuid_space.time_mid);
- openbsd_uuid_space.time_hi_and_version =
- betoh16(openbsd_uuid_space.time_hi_and_version);
-
- openbsd_uuid = &openbsd_uuid_space;
- }
-
- if (EFI_BLKSPERSEC(ed) > 8) {
- *err = "disk sector > 4096 bytes\n";
- return (-1);
- }
-
- /* LBA1: GPT Header */
- lba = 1;
- status = efid_io(F_READ, ed, EFI_SECTOBLK(ed, lba), EFI_BLKSPERSEC(ed),
- buf);
- if (EFI_ERROR(status)) {
- *err = "Disk I/O Error";
- return (-1);
- }
- memcpy(&gh, buf, sizeof(gh));
-
- /* Check signature */
- if (letoh64(gh.gh_sig) != GPTSIGNATURE) {
- *err = "bad GPT signature\n";
- return (-1);
- }
-
- if (letoh32(gh.gh_rev) != GPTREVISION) {
- *err = "bad GPT revision\n";
- return (-1);
- }
-
- ghsize = letoh32(gh.gh_size);
- if (ghsize < GPTMINHDRSIZE || ghsize > sizeof(struct gpt_header)) {
- *err = "bad GPT header size\n";
- return (-1);
- }
-
- /* Check checksum */
- orig_csum = gh.gh_csum;
- gh.gh_csum = 0;
- new_csum = crc32(0, (unsigned char *)&gh, ghsize);
- gh.gh_csum = orig_csum;
- if (letoh32(orig_csum) != new_csum) {
- *err = "bad GPT header checksum\n";
- return (-1);
- }
-
- lba = letoh64(gh.gh_part_lba);
- ghpartsize = letoh32(gh.gh_part_size);
- ghpartspersec = ed->blkio->Media->BlockSize / ghpartsize;
- ghpartnum = letoh32(gh.gh_part_num);
- gpsectors = (ghpartnum + ghpartspersec - 1) / ghpartspersec;
- new_csum = crc32(0L, Z_NULL, 0);
- found = 0;
- for (i = 0; i < gpsectors; i++, lba++) {
- status = efid_io(F_READ, ed, EFI_SECTOBLK(ed, lba),
- EFI_BLKSPERSEC(ed), buf);
- if (EFI_ERROR(status)) {
- *err = "Disk I/O Error";
- return (-1);
- }
- for (part = 0; part < ghpartspersec; part++) {
- if (ghpartnum == 0)
- break;
- new_csum = crc32(new_csum, buf + part * sizeof(gp),
- sizeof(gp));
- ghpartnum--;
- if (found)
- continue;
- memcpy(&gp, buf + part * sizeof(gp), sizeof(gp));
- if (memcmp(&gp.gp_type, openbsd_uuid,
- sizeof(struct uuid)) == 0)
- found = 1;
- }
- }
- if (new_csum != letoh32(gh.gh_part_csum)) {
- *err = "bad GPT entries checksum\n";
- return (-1);
- }
- if (found) {
- lba = letoh64(gp.gp_lba_start);
- /* Bootloaders do not current handle addresses > UINT_MAX! */
- if (lba > UINT_MAX || EFI_SECTOBLK(ed, lba) > UINT_MAX) {
- *err = "OpenBSD Partition LBA > 2**32 - 1";
- return (-1);
- }
- return (u_int)lba;
- }
-
- return (-1);
-}
-
-const char *
-efi_getdisklabel(efi_diskinfo_t ed, struct disklabel *label)
-{
- u_int start = 0;
- uint8_t buf[DEV_BSIZE];
- struct dos_partition dosparts[NDOSPART];
- EFI_STATUS status;
- const char *err = NULL;
- int error;
-
- /*
- * Read sector 0. Ensure it has a valid MBR signature.
- *
- * If it's a protective MBR then try to find the disklabel via
- * GPT. If it's not a protective MBR, try to find the disklabel
- * via MBR.
- */
- memset(buf, 0, sizeof(buf));
- status = efid_io(F_READ, ed, DOSBBSECTOR, 1, buf);
- if (EFI_ERROR(status))
- return ("Disk I/O Error");
-
- /* Check MBR signature. */
- if (buf[510] != 0x55 || buf[511] != 0xaa) {
- if (efi_getdisklabel_cd9660(ed, label) == 0)
- return (NULL);
- return ("invalid MBR signature");
- }
-
- memcpy(dosparts, buf+DOSPARTOFF, sizeof(dosparts));
-
- /* check for GPT protective MBR. */
- if (gpt_chk_mbr(dosparts, ed->blkio->Media->LastBlock + 1) == 0) {
- start = findopenbsd_gpt(ed, &err);
- if (start == (u_int)-1) {
- if (err != NULL)
- return (err);
- return ("no OpenBSD GPT partition");
- }
- } else {
- start = findopenbsd(ed, &err);
- if (start == (u_int)-1) {
- if (err != NULL)
- return (err);
- return "no OpenBSD MBR partition\n";
- }
- }
-
- /* Load BSD disklabel */
-#ifdef BIOS_DEBUG
- if (debug)
- printf("loading disklabel @ %u\n", start + DOS_LABELSECTOR);
-#endif
- /* read disklabel */
- error = efid_io(F_READ, ed, EFI_SECTOBLK(ed, start) + DOS_LABELSECTOR,
- 1, buf);
-
- if (error)
- return "failed to read disklabel";
-
- /* Fill in disklabel */
- return (getdisklabel(buf, label));
-}
-
-static int
-efi_getdisklabel_cd9660(efi_diskinfo_t ed, struct disklabel *label)
-{
- int off;
- uint8_t buf[DEV_BSIZE];
- EFI_STATUS status;
-
- for (off = 0; off < 100; off++) {
- status = efid_io(F_READ, ed,
- EFI_BLKSPERSEC(ed) * (16 + off), 1, buf);
- if (EFI_ERROR(status))
- return (-1);
- if (bcmp(buf + 1, ISO_STANDARD_ID, 5) != 0 ||
- buf[0] == ISO_VD_END)
- return (-1);
- if (buf[0] == ISO_VD_PRIMARY)
- break;
- }
- if (off >= 100)
- return (-1);
-
- /* Create an imaginary disk label */
- label->d_secsize = 2048;
- label->d_ntracks = 1;
- label->d_nsectors = 100;
- label->d_ncylinders = 1;
- label->d_secpercyl = label->d_ntracks * label->d_nsectors;
-
- strncpy(label->d_typename, "ATAPI CD-ROM", sizeof(label->d_typename));
- label->d_type = DTYPE_ATAPI;
-
- strncpy(label->d_packname, "fictitious", sizeof(label->d_packname));
- DL_SETDSIZE(label, 100);
-
- /* 'a' partition covering the "whole" disk */
- DL_SETPOFFSET(&label->d_partitions[0], 0);
- DL_SETPSIZE(&label->d_partitions[0], 100);
- label->d_partitions[0].p_fstype = FS_UNUSED;
-
- /* The raw partition is special */
- DL_SETPOFFSET(&label->d_partitions[RAW_PART], 0);
- DL_SETPSIZE(&label->d_partitions[RAW_PART], 100);
- label->d_partitions[RAW_PART].p_fstype = FS_UNUSED;
-
- label->d_npartitions = MAXPARTITIONS;
-
- label->d_magic = DISKMAGIC;
- label->d_magic2 = DISKMAGIC;
- label->d_checksum = dkcksum(label);
-
- return (0);
-}
-
-int
-efiopen(struct open_file *f, ...)
-{
-#ifdef SOFTRAID
- struct sr_boot_volume *bv;
-#endif
- register char *cp, **file;
- dev_t maj, unit, part;
- struct diskinfo *dip;
- int biosdev, devlen;
-#if 0
- const char *st;
-#endif
- va_list ap;
- char *dev;
-
- va_start(ap, f);
- cp = *(file = va_arg(ap, char **));
- va_end(ap);
-
-#ifdef EFI_DEBUG
- if (debug)
- printf("%s\n", cp);
-#endif
-
- f->f_devdata = NULL;
-
- /* Search for device specification. */
- dev = cp;
- if (cp[4] == ':')
- devlen = 2;
- else if (cp[5] == ':')
- devlen = 3;
- else
- return ENOENT;
- cp += devlen;
-
- /* Get unit. */
- if ('0' <= *cp && *cp <= '9')
- unit = *cp++ - '0';
- else {
- printf("Bad unit number\n");
- return EUNIT;
- }
-
- /* Get partition. */
- if ('a' <= *cp && *cp <= 'p')
- part = *cp++ - 'a';
- else {
- printf("Bad partition\n");
- return EPART;
- }
-
- /* Get filename. */
- cp++; /* skip ':' */
- if (*cp != 0)
- *file = cp;
- else
- f->f_flags |= F_RAW;
-
-#ifdef SOFTRAID
- /* Intercept softraid disks. */
- if (strncmp("sr", dev, 2) == 0) {
-
- /* Create a fake diskinfo for this softraid volume. */
- SLIST_FOREACH(bv, &sr_volumes, sbv_link)
- if (bv->sbv_unit == unit)
- break;
- if (bv == NULL) {
- printf("Unknown device: sr%d\n", unit);
- return EADAPT;
- }
-
- if ((bv->sbv_level == 'C' || bv->sbv_level == 0x1C) &&
- bv->sbv_keys == NULL) {
- if (sr_crypto_unlock_volume(bv) != 0)
- return EPERM;
- }
-
- if (bv->sbv_diskinfo == NULL) {
- dip = alloc(sizeof(struct diskinfo));
- bzero(dip, sizeof(*dip));
- dip->diskio = efid_diskio;
- dip->strategy = efistrategy;
- bv->sbv_diskinfo = dip;
- dip->sr_vol = bv;
- dip->bios_info.flags |= BDI_BADLABEL;
- }
-
- dip = bv->sbv_diskinfo;
-
- if (dip->bios_info.flags & BDI_BADLABEL) {
- /* Attempt to read disklabel. */
- bv->sbv_part = 'c';
- if (sr_getdisklabel(bv, &dip->disklabel))
- return ERDLAB;
- dip->bios_info.flags &= ~BDI_BADLABEL;
- check_hibernate(dip);
- }
-
- bv->sbv_part = part + 'a';
-
- bootdev_dip = dip;
- f->f_devdata = dip;
-
- return 0;
- }
-#endif
- for (maj = 0; maj < nbdevs &&
- strncmp(dev, bdevs[maj], devlen); maj++);
- if (maj >= nbdevs) {
- printf("Unknown device: ");
- for (cp = *file; *cp != ':'; cp++)
- putchar(*cp);
- putchar('\n');
- return EADAPT;
- }
-
- biosdev = unit;
- switch (maj) {
- case 0: /* wd */
- case 4: /* sd */
- case 17: /* hd */
- biosdev |= 0x80;
- break;
- case 2: /* fd */
- break;
- case 6: /* cd */
- biosdev |= 0xe0;
- break;
- default:
- return ENXIO;
- }
-
- /* Find device */
- dip = dklookup(biosdev);
- if (dip == NULL)
- return ENXIO;
- bootdev_dip = dip;
-
- /* Fix up bootdev */
- { dev_t bsd_dev;
- bsd_dev = dip->bios_info.bsd_dev;
- dip->bsddev = MAKEBOOTDEV(B_TYPE(bsd_dev), B_ADAPTOR(bsd_dev),
- B_CONTROLLER(bsd_dev), unit, part);
- dip->bootdev = MAKEBOOTDEV(B_TYPE(bsd_dev), B_ADAPTOR(bsd_dev),
- B_CONTROLLER(bsd_dev), B_UNIT(bsd_dev), part);
- }
-
-#if 0
- dip->bios_info.bsd_dev = dip->bootdev;
- bootdev = dip->bootdev;
-#endif
-
-#ifdef EFI_DEBUG
- if (debug) {
- printf("BIOS geometry: heads=%u, s/t=%u; EDD=%d\n",
- dip->bios_info.bios_heads, dip->bios_info.bios_sectors,
- dip->bios_info.bios_edd);
- }
-#endif
-
-#if 0
-/*
- * XXX In UEFI, media change can be detected by MediaID
- */
- /* Try for disklabel again (might be removable media) */
- if (dip->bios_info.flags & BDI_BADLABEL) {
- st = efi_getdisklabel(dip->efi_info, &dip->disklabel);
-#ifdef EFI_DEBUG
- if (debug && st)
- printf("%s\n", st);
-#endif
- if (!st) {
- dip->bios_info.flags &= ~BDI_BADLABEL;
- dip->bios_info.flags |= BDI_GOODLABEL;
- } else
- return ERDLAB;
- }
-#endif
- f->f_devdata = dip;
-
- return 0;
-}
-
-int
-efistrategy(void *devdata, int rw, daddr_t blk, size_t size, void *buf,
- size_t *rsize)
-{
- struct diskinfo *dip = (struct diskinfo *)devdata;
- u_int8_t error = 0;
- size_t nsect;
-
-#ifdef SOFTRAID
- /* Intercept strategy for softraid volumes. */
- if (dip->sr_vol)
- return sr_strategy(dip->sr_vol, rw, blk, size, buf, rsize);
-#endif
- nsect = (size + DEV_BSIZE - 1) / DEV_BSIZE;
- blk += DL_SECTOBLK(&dip->disklabel,
- dip->disklabel.d_partitions[B_PARTITION(dip->bsddev)].p_offset);
-
- if (blk < 0)
- error = EINVAL;
- else
- error = dip->diskio(rw, dip, blk, nsect, buf);
-
-#ifdef EFI_DEBUG
- if (debug) {
- if (error != 0)
- printf("=0x%x(%s)", error, error);
- putchar('\n');
- }
-#endif
- if (rsize != NULL)
- *rsize = nsect * DEV_BSIZE;
-
- return (error);
-}
-
-int
-eficlose(struct open_file *f)
-{
- f->f_devdata = NULL;
-
- return 0;
-}
-
-int
-efiioctl(struct open_file *f, u_long cmd, void *data)
-{
-
- return 0;
-}
-
-void
-efi_dump_diskinfo(void)
-{
- efi_diskinfo_t ed;
- struct diskinfo *dip;
- bios_diskinfo_t *bdi;
- uint64_t siz;
- const char *sizu;
-
- printf("Disk\tBlkSiz\tIoAlign\tSize\tFlags\tChecksum\n");
- TAILQ_FOREACH(dip, &disklist, list) {
- bdi = &dip->bios_info;
- ed = dip->efi_info;
-
- siz = (ed->blkio->Media->LastBlock + 1) *
- ed->blkio->Media->BlockSize;
- siz /= 1024 * 1024;
- if (siz < 10000)
- sizu = "MB";
- else {
- siz /= 1024;
- sizu = "GB";
- }
-
- printf("%cd%d\t%u\t%u\t%u%s\t0x%x\t0x%x\t%s\n",
- (B_TYPE(bdi->bsd_dev) == 6)? 'c' : 'h',
- (bdi->bios_number & 0x1f),
- ed->blkio->Media->BlockSize,
- ed->blkio->Media->IoAlign, (unsigned)siz, sizu,
- bdi->flags, bdi->checksum,
- (ed->blkio->Media->RemovableMedia)? "Removable" : "");
- }
-}
+++ /dev/null
-/* $OpenBSD: efidev.h,v 1.2 2020/12/09 18:10:18 krw Exp $ */
-
-/*
- * Copyright (c) 1996 Michael Shalayeff
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-/* efidev.c */
-void efid_init(struct diskinfo *, void *handle);
-const char *efi_getdisklabel(efi_diskinfo_t, struct disklabel *);
-int efiopen(struct open_file *, ...);
-int efistrategy(void *, int, daddr_t, size_t, void *, size_t *);
-int eficlose(struct open_file *);
-int efiioctl(struct open_file *, u_long, void *);
-void efi_dump_diskinfo(void);
+++ /dev/null
-/* $OpenBSD: efipxe.c,v 1.6 2021/03/11 11:16:55 jsg Exp $ */
-/*
- * Copyright (c) 2017 Patrick Wildt <patrick@blueri.se>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/param.h>
-#include <sys/disklabel.h>
-#include <machine/biosvar.h>
-
-#include <libsa.h>
-#include <lib/libsa/tftp.h>
-
-#include "disk.h"
-
-#include <efi.h>
-#include <efiapi.h>
-#include "eficall.h"
-#include "efiboot.h"
-
-extern EFI_BOOT_SERVICES *BS;
-extern EFI_DEVICE_PATH *efi_bootdp;
-
-extern char *bootmac;
-static UINT8 boothw[16];
-static EFI_IP_ADDRESS bootip, servip;
-static EFI_GUID devp_guid = DEVICE_PATH_PROTOCOL;
-static EFI_GUID pxe_guid = EFI_PXE_BASE_CODE_PROTOCOL;
-static EFI_PXE_BASE_CODE *PXE = NULL;
-
-extern int efi_device_path_depth(EFI_DEVICE_PATH *dp, int);
-extern int efi_device_path_ncmp(EFI_DEVICE_PATH *, EFI_DEVICE_PATH *, int);
-
-/*
- * TFTP initial probe. This function discovers PXE handles and tries
- * to figure out if there has already been a successful PXE handshake.
- * If so, set the PXE variable.
- */
-void
-efi_pxeprobe(void)
-{
- EFI_PXE_BASE_CODE *pxe;
- EFI_DEVICE_PATH *dp0;
- EFI_HANDLE *handles;
- EFI_STATUS status;
- UINTN nhandles;
- int i, depth;
-
- if (efi_bootdp == NULL)
- return;
-
- status = EFI_CALL(BS->LocateHandleBuffer, ByProtocol, &pxe_guid, NULL,
- &nhandles, &handles);
- if (status != EFI_SUCCESS)
- return;
-
- for (i = 0; i < nhandles; i++) {
- EFI_PXE_BASE_CODE_DHCPV4_PACKET *dhcp;
-
- status = EFI_CALL(BS->HandleProtocol, handles[i],
- &devp_guid, (void **)&dp0);
- if (status != EFI_SUCCESS)
- continue;
-
- depth = efi_device_path_depth(efi_bootdp, MESSAGING_DEVICE_PATH);
- if (depth == -1 || efi_device_path_ncmp(efi_bootdp, dp0, depth))
- continue;
-
- status = EFI_CALL(BS->HandleProtocol, handles[i], &pxe_guid,
- (void **)&pxe);
- if (status != EFI_SUCCESS)
- continue;
-
- if (pxe->Mode == NULL)
- continue;
-
- dhcp = (EFI_PXE_BASE_CODE_DHCPV4_PACKET *)&pxe->Mode->DhcpAck;
- memcpy(&bootip, dhcp->BootpYiAddr, sizeof(bootip));
- memcpy(&servip, dhcp->BootpSiAddr, sizeof(servip));
- memcpy(boothw, dhcp->BootpHwAddr, sizeof(boothw));
- bootmac = boothw;
- PXE = pxe;
-
- /*
- * It is expected that bootdev_dip exists. Usually
- * efiopen() sets the pointer. Create a fake disk
- * for the TFTP case.
- */
- bootdev_dip = alloc(sizeof(struct diskinfo));
- memset(bootdev_dip, 0, sizeof(struct diskinfo));
- memset(bootdev_dip->disklabel.d_uid, 0xff,
- sizeof(bootdev_dip->disklabel.d_uid));
- break;
- }
-}
-
-/*
- * TFTP filesystem layer implementation.
- */
-struct tftp_handle {
- unsigned char *inbuf; /* input buffer */
- size_t inbufsize;
- off_t inbufoff;
-};
-
-struct fs_ops tftp_fs = {
- tftp_open, tftp_close, tftp_read, tftp_write, tftp_seek,
- tftp_stat, tftp_readdir
-};
-
-int
-tftp_open(char *path, struct open_file *f)
-{
- struct tftp_handle *tftpfile;
- EFI_PHYSICAL_ADDRESS addr;
- EFI_STATUS status;
- UINT64 size;
-
- if (strcmp("TFTP", f->f_dev->dv_name) != 0)
- return ENXIO;
-
- if (PXE == NULL)
- return ENXIO;
-
- tftpfile = alloc(sizeof(*tftpfile));
- if (tftpfile == NULL)
- return ENOMEM;
- memset(tftpfile, 0, sizeof(*tftpfile));
-
- status = EFI_CALL(PXE->Mtftp, PXE, EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE,
- NULL, FALSE, &size, NULL, &servip, path, NULL, FALSE);
- if (status != EFI_SUCCESS) {
- free(tftpfile, sizeof(*tftpfile));
- return ENOENT;
- }
- tftpfile->inbufsize = size;
-
- if (tftpfile->inbufsize == 0)
- goto out;
-
- status = EFI_CALL(BS->AllocatePages, AllocateAnyPages, EfiLoaderData,
- EFI_SIZE_TO_PAGES(tftpfile->inbufsize), &addr);
- if (status != EFI_SUCCESS) {
- free(tftpfile, sizeof(*tftpfile));
- return ENOMEM;
- }
- tftpfile->inbuf = (unsigned char *)((paddr_t)addr);
-
- status = EFI_CALL(PXE->Mtftp, PXE, EFI_PXE_BASE_CODE_TFTP_READ_FILE,
- tftpfile->inbuf, FALSE, &size, NULL, &servip, path, NULL, FALSE);
- if (status != EFI_SUCCESS) {
- free(tftpfile, sizeof(*tftpfile));
- return ENXIO;
- }
-out:
- f->f_fsdata = tftpfile;
- return 0;
-}
-
-int
-tftp_close(struct open_file *f)
-{
- struct tftp_handle *tftpfile = f->f_fsdata;
-
- if (tftpfile->inbuf != NULL)
- EFI_CALL(BS->FreePages, (paddr_t)tftpfile->inbuf,
- EFI_SIZE_TO_PAGES(tftpfile->inbufsize));
- free(tftpfile, sizeof(*tftpfile));
- return 0;
-}
-
-int
-tftp_read(struct open_file *f, void *addr, size_t size, size_t *resid)
-{
- struct tftp_handle *tftpfile = f->f_fsdata;
- size_t toread;
-
- if (size > tftpfile->inbufsize - tftpfile->inbufoff)
- toread = tftpfile->inbufsize - tftpfile->inbufoff;
- else
- toread = size;
-
- if (toread != 0) {
- memcpy(addr, tftpfile->inbuf + tftpfile->inbufoff, toread);
- tftpfile->inbufoff += toread;
- }
-
- if (resid != NULL)
- *resid = size - toread;
- return 0;
-}
-
-int
-tftp_write(struct open_file *f, void *start, size_t size, size_t *resid)
-{
- return EROFS;
-}
-
-off_t
-tftp_seek(struct open_file *f, off_t offset, int where)
-{
- struct tftp_handle *tftpfile = f->f_fsdata;
-
- switch(where) {
- case SEEK_CUR:
- if (tftpfile->inbufoff + offset < 0 ||
- tftpfile->inbufoff + offset > tftpfile->inbufsize) {
- errno = EOFFSET;
- break;
- }
- tftpfile->inbufoff += offset;
- return (tftpfile->inbufoff);
- case SEEK_SET:
- if (offset < 0 || offset > tftpfile->inbufsize) {
- errno = EOFFSET;
- break;
- }
- tftpfile->inbufoff = offset;
- return (tftpfile->inbufoff);
- case SEEK_END:
- tftpfile->inbufoff = tftpfile->inbufsize;
- return (tftpfile->inbufoff);
- default:
- errno = EINVAL;
- }
- return((off_t)-1);
-}
-
-int
-tftp_stat(struct open_file *f, struct stat *sb)
-{
- struct tftp_handle *tftpfile = f->f_fsdata;
-
- sb->st_mode = 0444;
- sb->st_nlink = 1;
- sb->st_uid = 0;
- sb->st_gid = 0;
- sb->st_size = tftpfile->inbufsize;
-
- return 0;
-}
-
-int
-tftp_readdir(struct open_file *f, char *name)
-{
- return EOPNOTSUPP;
-}
-
-/*
- * Dummy TFTP network device.
- */
-int
-tftpopen(struct open_file *f, ...)
-{
- char **fname, *p;
- va_list ap;
-
- va_start(ap, f);
- fname = va_arg(ap, char **);
- va_end(ap);
-
- /* No PXE set -> no PXE available */
- if (PXE == NULL)
- return 1;
-
- /* Parse tftp:bsd into "tftp" and "bsd" */
- for (p = *fname; *p != ':' && *p != '\0'; p++)
- ;
- if (*p != ':')
- return 1;
- if (strncmp(*fname, "tftp", p - *fname) != 0)
- return 1;
-
- *fname = p + 1;
- return 0;
-}
-
-int
-tftpclose(struct open_file *f)
-{
- return 0;
-}
-
-int
-tftpioctl(struct open_file *f, u_long cmd, void *data)
-{
- return EOPNOTSUPP;
-}
-
-int
-tftpstrategy(void *devdata, int rw, daddr_t blk, size_t size, void *buf,
- size_t *rsize)
-{
- return EOPNOTSUPP;
-}
+++ /dev/null
-/* $OpenBSD: efipxe.h,v 1.2 2020/12/09 18:10:18 krw Exp $ */
-/*
- * Copyright (c) 2017 Patrick Wildt <patrick@blueri.se>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-int tftpopen(struct open_file *, ...);
-int tftpclose(struct open_file *);
-int tftpioctl(struct open_file *, u_long, void *);
-int tftpstrategy(void *, int, daddr_t, size_t, void *, size_t *);
+++ /dev/null
-/* $OpenBSD: efirng.c,v 1.2 2020/05/25 14:53:59 deraadt Exp $ */
-
-/*
- * Copyright (c) 2018 Mark Kettenis <kettenis@openbsd.org>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/param.h>
-
-#include <efi.h>
-#include <efiapi.h>
-
-#include "eficall.h"
-#include "libsa.h"
-
-extern EFI_BOOT_SERVICES *BS;
-
-/* Random Number Generator Protocol */
-
-#define EFI_RNG_PROTOCOL_GUID \
- { 0x3152bca5, 0xeade, 0x433d, {0x86, 0x2e, 0xc0, 0x1c, 0xdc, 0x29, 0x1f, 0x44} }
-
-INTERFACE_DECL(_EFI_RNG_PROTOCOL);
-
-typedef EFI_GUID EFI_RNG_ALGORITHM;
-
-typedef
-EFI_STATUS
-(EFIAPI *EFI_RNG_GET_INFO) (
- IN struct _EFI_RNG_PROTOCOL *This,
- IN OUT UINTN *RNGAlgorithmListSize,
- OUT EFI_RNG_ALGORITHM *RNGAlgorithmList
- );
-
-typedef
-EFI_STATUS
-(EFIAPI *EFI_RNG_GET_RNG) (
- IN struct _EFI_RNG_PROTOCOL *This,
- IN EFI_RNG_ALGORITHM *RNGAlgorithm, OPTIONAL
- IN UINTN RNGValueLength,
- OUT UINT8 *RNGValue
- );
-
-typedef struct _EFI_RNG_PROTOCOL {
- EFI_RNG_GET_INFO GetInfo;
- EFI_RNG_GET_RNG GetRNG;
-} EFI_RNG_PROTOCOL;
-
-static EFI_GUID rng_guid = EFI_RNG_PROTOCOL_GUID;
-
-int
-fwrandom(char *buf, size_t buflen)
-{
- EFI_STATUS status;
- EFI_RNG_PROTOCOL *rng = NULL;
- UINT8 *random;
- size_t i;
- int ret = 0;
-
- status = EFI_CALL(BS->LocateProtocol, &rng_guid, NULL, (void **)&rng);
- if (rng == NULL || EFI_ERROR(status))
- return -1;
-
- random = alloc(buflen);
-
- status = EFI_CALL(rng->GetRNG, rng, NULL, buflen, random);
- if (EFI_ERROR(status)) {
- printf("RNG GetRNG() failed (%d)\n", status);
- ret = -1;
- goto out;
- }
-
- for (i = 0; i < buflen; i++)
- buf[i] ^= random[i];
-
-out:
- free(random, buflen);
- return ret;
-}
+++ /dev/null
-/* $OpenBSD: exec_i386.c,v 1.4 2023/02/23 19:48:21 miod Exp $ */
-
-/*
- * Copyright (c) 1997-1998 Michael Shalayeff
- * Copyright (c) 1997 Tobias Weingartner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-#include <sys/param.h>
-#include <sys/disklabel.h>
-#include <dev/cons.h>
-#include <lib/libsa/loadfile.h>
-#include <machine/biosvar.h>
-#include <machine/specialreg.h>
-#include <stand/boot/bootarg.h>
-
-#include "cmd.h"
-#include "disk.h"
-#include "libsa.h"
-
-#ifdef SOFTRAID
-#include <dev/softraidvar.h>
-#include <lib/libsa/softraid.h>
-#include "softraid_amd64.h"
-#endif
-
-#include "efiboot.h"
-
-typedef void (*startfuncp)(int, int, int, int, int, int, int, int)
- __attribute__ ((noreturn));
-
-void ucode_load(void);
-extern struct cmd_state cmd;
-
-char *bootmac = NULL;
-
-void
-run_loadfile(uint64_t *marks, int howto)
-{
- u_long entry;
-#ifdef EXEC_DEBUG
- extern int debug;
-#endif
- dev_t bootdev = bootdev_dip->bootdev;
- size_t ac = BOOTARG_LEN;
- caddr_t av = (caddr_t)BOOTARG_OFF;
- bios_consdev_t cd;
- extern int com_speed; /* from bioscons.c */
- extern int com_addr;
- bios_ddb_t ddb;
- extern int db_console;
- bios_bootduid_t bootduid;
-#ifdef SOFTRAID
- bios_bootsr_t bootsr;
- struct sr_boot_volume *bv;
-#endif
- int i;
- u_long delta;
- extern u_long efi_loadaddr;
-
- if ((av = alloc(ac)) == NULL)
- panic("alloc for bootarg");
- efi_makebootargs();
- delta = -efi_loadaddr;
- if (sa_cleanup != NULL)
- (*sa_cleanup)();
-
- cd.consdev = cn_tab->cn_dev;
- cd.conspeed = com_speed;
- cd.consaddr = com_addr;
- cd.consfreq = 0;
- addbootarg(BOOTARG_CONSDEV, sizeof(cd), &cd);
-
- if (bootmac != NULL)
- addbootarg(BOOTARG_BOOTMAC, sizeof(bios_bootmac_t), bootmac);
-
- if (db_console != -1) {
- ddb.db_console = db_console;
- addbootarg(BOOTARG_DDB, sizeof(ddb), &ddb);
- }
-
- bcopy(bootdev_dip->disklabel.d_uid, &bootduid.duid, sizeof(bootduid));
- addbootarg(BOOTARG_BOOTDUID, sizeof(bootduid), &bootduid);
-
- ucode_load();
-
-#ifdef SOFTRAID
- if (bootdev_dip->sr_vol != NULL) {
- bv = bootdev_dip->sr_vol;
- bzero(&bootsr, sizeof(bootsr));
- bcopy(&bv->sbv_uuid, &bootsr.uuid, sizeof(bootsr.uuid));
- if (bv->sbv_maskkey != NULL)
- bcopy(bv->sbv_maskkey, &bootsr.maskkey,
- sizeof(bootsr.maskkey));
- addbootarg(BOOTARG_BOOTSR, sizeof(bios_bootsr_t), &bootsr);
- explicit_bzero(&bootsr, sizeof(bootsr));
- }
-
- sr_clear_keys();
-#endif
-
- entry = marks[MARK_ENTRY] & 0x0fffffff;
- entry += delta;
-
- printf("entry point at 0x%lx\n", entry);
-
- /* Sync the memory map and call ExitBootServices() */
- efi_cleanup();
-
- /* Pass memory map to the kernel */
- mem_pass();
-
- makebootargs(av, &ac);
-
- /*
- * Move the loaded kernel image to the usual place after calling
- * ExitBootServices().
- */
- memmove((void *)marks[MARK_START] + delta, (void *)marks[MARK_START],
- marks[MARK_END] - marks[MARK_START]);
- for (i = 0; i < MARK_MAX; i++)
- marks[i] += delta;
-
- /* stack and the gung is ok at this point, so, no need for asm setup */
- (*(startfuncp)entry)(howto, bootdev, BOOTARG_APIVER, marks[MARK_END],
- extmem, cnvmem, ac, (int)av);
-
- /* not reached */
-}
-
-void
-ucode_load(void)
-{
- uint32_t model, family, stepping;
- uint32_t dummy, signature;
- uint32_t vendor[4];
- bios_ucode_t uc;
- struct stat sb;
- char path[128];
- size_t buflen;
- char *buf;
- int fd;
-
- CPUID(0, dummy, vendor[0], vendor[2], vendor[1]);
- vendor[3] = 0; /* NULL-terminate */
- if (strcmp((char *)vendor, "GenuineIntel") != 0)
- return;
-
- CPUID(1, signature, dummy, dummy, dummy);
- family = (signature >> 8) & 0x0f;
- model = (signature >> 4) & 0x0f;
- if (family == 0x6 || family == 0xf) {
- family += (signature >> 20) & 0xff;
- model += ((signature >> 16) & 0x0f) << 4;
- }
- stepping = (signature >> 0) & 0x0f;
-
- snprintf(path, sizeof(path), "%s:/etc/firmware/intel/%02x-%02x-%02x",
- cmd.bootdev, family, model, stepping);
-
- fd = open(path, O_RDONLY);
- if (fd == -1)
- return;
-
- if (fstat(fd, &sb) == -1)
- return;
-
- buflen = sb.st_size;
- if (buflen > 128*1024) {
- printf("ucode too large\n");
- return;
- }
-
- buf = (char *)(1*1024*1024);
-
- if (read(fd, buf, buflen) != buflen) {
- close(fd);
- return;
- }
-
- uc.uc_addr = (uint64_t)buf;
- uc.uc_size = (uint64_t)buflen;
- addbootarg(BOOTARG_UCODE, sizeof(uc), &uc);
-
- close(fd);
-}
+++ /dev/null
-/* $OpenBSD: heap.h,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-#include <efi.h>
-
-static char *top = NULL;
-#define NEEDS_HEAP_INIT 1
-
-static void
-heap_init(void)
-{
- extern EFI_PHYSICAL_ADDRESS heap;
- if (top == NULL)
- top = (char *)(uintptr_t)heap;
-}
+++ /dev/null
-OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386")
-OUTPUT_ARCH(i386)
-ENTRY(_start)
-SECTIONS
-{
- . = 0;
- ImageBase = .;
- .hash : { *(.hash) } /* this MUST come first! */
- . = ALIGN(4096);
- .text :
- {
- *(.text)
- *(.text.*)
- *(.gnu.linkonce.t.*)
- }
- . = ALIGN(4096);
- .sdata :
- {
- *(.got.plt)
- *(.got)
- *(.srodata)
- *(.sdata)
- *(.sbss)
- *(.scommon)
- }
- . = ALIGN(4096);
- .data :
- {
- *(.rodata*)
- *(.data)
- *(.data1)
- *(.data.*)
- *(.sdata)
- *(.got.plt)
- *(.got)
- /* the EFI loader doesn't seem to like a .bss section, so we stick
- it all into .data: */
- *(.sbss)
- *(.scommon)
- *(.dynbss)
- *(.bss)
- *(COMMON)
- }
- . = ALIGN(4096);
- .dynamic : { *(.dynamic) }
- . = ALIGN(4096);
- .rel :
- {
- *(.rel.data)
- *(.rel.data.*)
- *(.rel.got)
- *(.rel.stab)
- *(.data.rel.ro.local)
- *(.data.rel.local)
- *(.data.rel.ro)
- *(.data.rel*)
- }
- . = ALIGN(4096);
- .reloc : /* This is the PECOFF .reloc section! */
- {
- *(.reloc)
- }
- . = ALIGN(4096);
- .dynsym : { *(.dynsym) }
- . = ALIGN(4096);
- .dynstr : { *(.dynstr) }
- . = ALIGN(4096);
- /DISCARD/ :
- {
- *(.rel.reloc)
- *(.eh_frame)
- *(.note.GNU-stack)
- }
- .comment 0 : { *(.comment) }
-}
+++ /dev/null
-/* $OpenBSD: machdep.c,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2004 Tom Cosgrove
- * Copyright (c) 1997-1999 Michael Shalayeff
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "libsa.h"
-#include "biosdev.h"
-#include <machine/apmvar.h>
-#include <machine/biosvar.h>
-#include <machine/specialreg.h>
-#include <machine/vmmvar.h>
-
-#include "efiboot.h"
-
-volatile struct BIOS_regs BIOS_regs;
-
-#if defined(DEBUG)
-#define CKPT(c) (*(u_int16_t*)0xb8148 = 0x4700 + (c))
-#else
-#define CKPT(c) /* c */
-#endif
-
-const char *vmm_hv_signature = VMM_HV_SIGNATURE;
-
-void
-machdep(void)
-{
- int i, j, vmm = 0;
- struct i386_boot_probes *pr;
- uint32_t dummy, ebx, ecx, edx;
- dev_t dev;
-
- /*
- * The list of probe routines is now in conf.c.
- */
- for (i = 0; i < nibprobes; i++) {
- pr = &probe_list[i];
- if (pr != NULL) {
- printf("%s:", pr->name);
-
- for (j = 0; j < pr->count; j++) {
- (*(pr->probes)[j])();
- }
-
- printf("\n");
- }
- }
-
- CPUID(0x1, dummy, dummy, ecx, dummy);
- if (ecx & CPUIDECX_HV) {
- CPUID(0x40000000, dummy, ebx, ecx, edx);
- if (memcmp(&ebx, &vmm_hv_signature[0], sizeof(uint32_t)) == 0 &&
- memcmp(&ecx, &vmm_hv_signature[4], sizeof(uint32_t)) == 0 &&
- memcmp(&edx, &vmm_hv_signature[8], sizeof(uint32_t)) == 0)
- vmm = 1;
- }
-
- /* Set console to com0/115200 by default in vmm */
- if (vmm) {
- dev = ttydev("com0");
- cnspeed(dev, 115200);
- cnset(dev);
- }
-}
-
-int
-check_skip_conf(void)
-{
- /* Return non-zero (skip boot.conf) if Control "shift" key down */
- return (efi_cons_getshifts(0) & 0x04);
-}
+++ /dev/null
-/* $OpenBSD: memprobe.c,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */
-
-/*
- * Copyright (c) 1997-1999 Michael Shalayeff
- * Copyright (c) 1997-1999 Tobias Weingartner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-#include <sys/param.h>
-#include <machine/biosvar.h>
-#include <dev/isa/isareg.h>
-#include <stand/boot/bootarg.h>
-#include "libsa.h"
-
-u_int cnvmem, extmem; /* XXX - compatibility */
-
-bios_memmap_t bios_memmap[64]; /* This is easier */
-
-void
-dump_biosmem(bios_memmap_t *tm)
-{
- register bios_memmap_t *p;
- register u_int total = 0;
-
- if (tm == NULL)
- tm = bios_memmap;
-
- for (p = tm; p->type != BIOS_MAP_END; p++) {
- printf("Region %ld: type %u at 0x%llx for %uKB\n",
- (long)(p - tm), p->type, p->addr,
- (u_int)(p->size / 1024));
-
- if (p->type == BIOS_MAP_FREE)
- total += p->size / 1024;
- }
-
- printf("Low ram: %dKB High ram: %dKB\n", cnvmem, extmem);
- printf("Total free memory: %uKB\n", total);
-}
-
-int
-mem_limit(long long ml)
-{
- register bios_memmap_t *p;
-
- for (p = bios_memmap; p->type != BIOS_MAP_END; p++) {
- register int64_t sp = p->addr, ep = p->addr + p->size;
-
- if (p->type != BIOS_MAP_FREE)
- continue;
-
- /* Wholly above limit, nuke it */
- if ((sp >= ml) && (ep >= ml)) {
- bcopy (p + 1, p, (char *)bios_memmap +
- sizeof(bios_memmap) - (char *)p);
- } else if ((sp < ml) && (ep >= ml)) {
- p->size -= (ep - ml);
- }
- }
- return 0;
-}
-
-int
-mem_delete(long long sa, long long ea)
-{
- register bios_memmap_t *p;
-
- for (p = bios_memmap; p->type != BIOS_MAP_END; p++) {
- if (p->type == BIOS_MAP_FREE) {
- register int64_t sp = p->addr, ep = p->addr + p->size;
-
- /* can we eat it as a whole? */
- if ((sa - sp) <= PAGE_SIZE && (ep - ea) <= PAGE_SIZE) {
- bcopy(p + 1, p, (char *)bios_memmap +
- sizeof(bios_memmap) - (char *)p);
- break;
- /* eat head or legs */
- } else if (sa <= sp && sp < ea) {
- p->addr = ea;
- p->size = ep - ea;
- break;
- } else if (sa < ep && ep <= ea) {
- p->size = sa - sp;
- break;
- } else if (sp < sa && ea < ep) {
- /* bite in half */
- bcopy(p, p + 1, (char *)bios_memmap +
- sizeof(bios_memmap) - (char *)p -
- sizeof(bios_memmap[0]));
- p[1].addr = ea;
- p[1].size = ep - ea;
- p->size = sa - sp;
- break;
- }
- }
- }
- return 0;
-}
-
-int
-mem_add(long long sa, long long ea)
-{
- register bios_memmap_t *p;
-
- for (p = bios_memmap; p->type != BIOS_MAP_END; p++) {
- if (p->type == BIOS_MAP_FREE) {
- register int64_t sp = p->addr, ep = p->addr + p->size;
-
- /* is it already there? */
- if (sp <= sa && ea <= ep) {
- break;
- /* join head or legs */
- } else if (sa < sp && sp <= ea) {
- p->addr = sa;
- p->size = ep - sa;
- break;
- } else if (sa <= ep && ep < ea) {
- p->size = ea - sp;
- break;
- } else if (ea < sp) {
- /* insert before */
- bcopy(p, p + 1, (char *)bios_memmap +
- sizeof(bios_memmap) - (char *)(p - 1));
- p->addr = sa;
- p->size = ea - sa;
- break;
- }
- }
- }
-
- /* meaning add new item at the end of the list */
- if (p->type == BIOS_MAP_END) {
- p[1] = p[0];
- p->type = BIOS_MAP_FREE;
- p->addr = sa;
- p->size = ea - sa;
- }
-
- return 0;
-}
-
-void
-mem_pass(void)
-{
- bios_memmap_t *p;
-
- for (p = bios_memmap; p->type != BIOS_MAP_END; p++)
- ;
- addbootarg(BOOTARG_MEMMAP, (p - bios_memmap + 1) * sizeof *bios_memmap,
- bios_memmap);
-}
+++ /dev/null
-/* $OpenBSD: run_i386.S,v 1.3 2022/12/08 01:25:44 guenther Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <machine/asm.h>
-#include <machine/specialreg.h>
-
-#define CODE_SEGMENT 0x10
-#define DATA_SEGMENT 0x18
-
- .globl run_i386_size
-run_i386_size:
- .long run_i386_end - run_i386_start
-
- .align 4
- .text
- .globl run_i386_start
-run_i386_start:
-start:
- /*
- * run_i386(_start) is to call the loaded kernel's start() with
- * 32bit segment mode from x64 mode.
- * %rdi == loaded start address, %rsi == kernel start address
- */
-
- /* re-arrange the parameters for the x86 calling convention */
- mov %edx, (run_i386_end - start - 0x20)(%rdi)
- mov %ecx, (run_i386_end - start - 0x1c)(%rdi)
- mov %r8d, (run_i386_end - start - 0x18)(%rdi)
- mov %r9d, (run_i386_end - start - 0x14)(%rdi)
- mov 0x8(%rsp), %edx
- mov %edx, (run_i386_end - start - 0x10)(%rdi)
- mov 0x10(%rsp), %edx
- mov %edx, (run_i386_end - start - 0xc)(%rdi)
- mov 0x18(%rsp), %edx
- mov %edx, (run_i386_end - start - 0x8)(%rdi)
- mov 0x20(%rsp), %edx
- mov %edx, (run_i386_end - start - 0x4)(%rdi)
-
- /* Prepare jump address */
- lea (start32a - start)(%rdi), %rax
- movl %eax, (start32r - start)(%rdi)
-
- cli
-
- /* Setup GDT */
- lea (gdt - start)(%rdi), %rax
- mov %rax, (gdtrr - start)(%rdi)
- lgdt (gdtr - start)(%rdi)
-
- /* Jump to set %cs */
- ljmp *(start32r - start)(%rdi)
-
- .align 4
-start32a:
- .code32
- movl $DATA_SEGMENT, %eax
- movl %eax, %ds
- movl %eax, %es
- movl %eax, %fs
- movl %eax, %gs
- movl %eax, %ss
-
- lea (run_i386_end - start - 0x20)(%edi), %eax
- mov %eax, %esp
-
- /* Disable Paging in CR0 */
- movl %cr0, %eax
- andl $(~CR0_PG), %eax
- movl %eax, %cr0
-
- /* Disable PAE in CR4 */
- movl %cr4, %eax
- andl $(~CR4_PAE), %eax
- movl %eax, %cr4
-
- jmp start32b
-start32b:
- .code32
-
- call *%esi
-
- .align 4
-start32r:
- .long 0
- .long CODE_SEGMENT
- .align 4
-gdt:
- .long 0, 0
- .long 0, 0
- .byte 0xff, 0xff, 0x00, 0x00, 0x00, 0x9f, 0xcf, 0x00
- .byte 0xff, 0xff, 0x00, 0x00, 0x00, 0x93, 0xcf, 0x00
-gdtr:
- .word gdtr - gdt
-gdtrr:
- .quad
-start32end:
- /* Space for the stack */
- .align 4
- .space 8192
-run_i386_end:
+++ /dev/null
-/* $OpenBSD: run_i386.h,v 1.1 2019/05/11 02:33:34 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-extern void run_i386_start(u_long, u_long, int, int, int, int, int, int,
- int, int) __attribute__ ((noreturn));
-extern u_int run_i386_size;
+++ /dev/null
-/* $OpenBSD: self_reloc.c,v 1.2 2019/05/11 19:14:41 mlarkin Exp $ */
-/*-
- * Copyright (c) 2008-2010 Rui Paulo <rpaulo@FreeBSD.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/param.h>
-#include <machine/reloc.h>
-
-#define ELFSIZE 32
-#define ElfW_Rel Elf32_Rel
-#define ElfW_Dyn Elf32_Dyn
-#define ELFW_R_TYPE ELF32_R_TYPE
-
-#include <sys/exec_elf.h>
-
-#define RELOC_TYPE_NONE R_386_NONE
-#define RELOC_TYPE_RELATIVE R_386_RELATIVE
-
-/*
- * A simple elf relocator.
- */
-void
-self_reloc(Elf_Addr baseaddr, ElfW_Dyn *dynamic)
-{
- Elf_Word relsz, relent;
- Elf_Addr *newaddr;
- ElfW_Rel *rel = NULL;
- ElfW_Dyn *dynp;
-
- /*
- * Find the relocation address, its size and the relocation entry.
- */
- relsz = 0;
- relent = 0;
- for (dynp = dynamic; dynp->d_tag != DT_NULL; dynp++) {
- switch (dynp->d_tag) {
- case DT_REL:
- case DT_RELA:
- rel = (ElfW_Rel *)(dynp->d_un.d_ptr + baseaddr);
- break;
- case DT_RELSZ:
- case DT_RELASZ:
- relsz = dynp->d_un.d_val;
- break;
- case DT_RELENT:
- case DT_RELAENT:
- relent = dynp->d_un.d_val;
- break;
- default:
- break;
- }
- }
-
- /*
- * Perform the actual relocation. We rely on the object having been
- * linked at 0, so that the difference between the load and link
- * address is the same as the load address.
- */
- for (; relsz > 0; relsz -= relent) {
- switch (ELFW_R_TYPE(rel->r_info)) {
- case RELOC_TYPE_NONE:
- /* No relocation needs be performed. */
- break;
-
- case RELOC_TYPE_RELATIVE:
- newaddr = (Elf_Addr *)(rel->r_offset + baseaddr);
-#ifdef ELF_RELA
- /* Addend relative to the base address. */
- *newaddr = baseaddr + rel->r_addend;
-#else
- /* Address relative to the base address. */
- *newaddr += baseaddr;
-#endif
- break;
- default:
- /* XXX: do we need other relocations ? */
- break;
- }
- rel = (ElfW_Rel *) ((caddr_t) rel + relent);
- }
-}
+++ /dev/null
-/*-
- * Copyright (c) 2008-2010 Rui Paulo <rpaulo@FreeBSD.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $FreeBSD: head/sys/boot/efi/loader/arch/i386/start.S 282728 2015-05-10 13:30:21Z ian $
- */
-
- .text
-
-#include <machine/asm.h>
-
-#define EFI_SUCCESS 0
-
-/*
- * EFI entry point.
- * _start(EFI_IMAGE image_handle, EFI_SYSTEM_TABLE *system_table);
- *
- * We calculate the base address along with _DYNAMIC, relocate us and finally
- * pass control to efi_main.
- */
-
-ENTRY(_start)
- pushl %ebp
- movl %esp, %ebp
-
- pushl 12(%ebp) /* image_handle */
- pushl 8(%ebp) /* system_table */
- call 0f
-0: popl %eax
- movl %eax, %ebx
- addl $ImageBase-0b, %eax
- addl $_DYNAMIC-0b, %ebx
- pushl %ebx /* dynamic */
- pushl %eax /* ImageBase */
- call self_reloc
- popl %ebx /* remove ImageBase from the stack */
- popl %ebx /* remove dynamic from the stack */
- call efi_main
-1: leave
- ret
-END(_start)
-
- .data
- .section .reloc, "a"
- .long 0
- .long 10
- .word 0
+++ /dev/null
-# $OpenBSD: Makefile,v 1.2 2019/05/11 19:14:41 mlarkin Exp $
-
-.if ${MACHINE} == "amd64"
-
-SUBDIR= bootx64
-
-.endif
-
-.include <bsd.subdir.mk>
+++ /dev/null
-# $OpenBSD: Makefile.common,v 1.5 2020/03/05 16:36:30 otto Exp $
-
-S= ${.CURDIR}/../../../../..
-SADIR= ${.CURDIR}/../..
-EFIDIR= ${S}/stand/efi
-
-OBJCOPY?= objcopy
-OBJDUMP?= objdump
-
-EFI_HEAP_LIMIT= 0xc00000
-
-LDFLAGS+= -nostdlib -T${.CURDIR}/../${LDSCRIPT} -Bsymbolic -shared
-
-COPTS+= -DEFIBOOT -DFWRANDOM -DNEEDS_HEAP_H -I${.CURDIR}/..
-COPTS+= -I${EFIDIR}/include -I${S}/stand/boot
-COPTS+= -ffreestanding -std=gnu99
-COPTS+= -fshort-wchar -fPIC -mno-red-zone
-.if ${SOFTRAID:L} == "yes"
-COPTS+= -DSOFTRAID
-.endif
-COPTS+= -D_STANDALONE -nostdinc -fno-builtin
-
-AFLAGS+= -pipe -fPIC
-
-.PATH: ${.CURDIR}/..
-SRCS+= self_reloc.c
-SRCS+= efiboot.c efidev.c efipxe.c efirng.c
-SRCS+= conf.c dev_i386.c cmd_i386.c diskprobe.c exec_i386.c machdep.c
-SRCS+= memprobe.c
-
-.PATH: ${S}/stand/boot
-SRCS+= boot.c bootarg.c cmd.c vars.c
-
-.PATH: ${S}/lib/libsa
-SRCS+= alloc.c ctime.c exit.c getchar.c hexdump.c \
- memcmp.c memcpy.c memmove.c memset.c printf.c \
- putchar.c snprintf.c strcmp.c strerror.c strlen.c strncmp.c strncpy.c \
- strtol.c strtoll.c
-SRCS+= close.c closeall.c cons.c cread.c dev.c disklabel.c dkcksum.c fchmod.c \
- fstat.c lseek.c open.c read.c readdir.c stat.c
-SRCS+= ufs.c ufs2.c cd9660.c
-.if ${SOFTRAID:L} == "yes"
-SRCS+= aes_xts.c bcrypt_pbkdf.c blowfish.c explicit_bzero.c hmac_sha1.c \
- pkcs5_pbkdf2.c rijndael.c sha1.c sha2.c softraid.c
-.endif
-
-.PATH: ${S}/lib/libz
-SRCS+= adler32.c crc32.c inflate.c inftrees.c
-
-.PATH: ${S}/lib/libkern
-SRCS+= divdi3.c moddi3.c qdivrem.c
-SRCS+= strlcpy.c
-
-.PATH: ${SADIR}/libsa
-SRCS+= loadfile.c arc4.c elf64.c elf32.c
-
-.if ${SOFTRAID:L} == "yes"
-SRCS+= softraid_amd64.c
-.endif
-
-PROG.so= ${PROG:S/.EFI/.so/}
-CLEANFILES+= ${PROG.so} ${PROG.so}.tmp
-
-${PROG}: ${PROG.so}
- ${OBJCOPY} -j .text -j .sdata -j .data -j .dynamic -j .dynsym -j .rel \
- -j .rel.dyn -j .rela -j .rela.dyn -j .reloc \
- --target=${OBJFMT} ${PROG.so} ${.TARGET}
-
-.include <bsd.prog.mk>
-CFLAGS+= -Wno-pointer-sign
-CPPFLAGS+= -DSMALL -DSLOW -DNOBYFOUR -D__INTERNAL_LIBSA_CREAD
-CPPFLAGS+= -DHEAP_LIMIT=${EFI_HEAP_LIMIT} -DHIBERNATE
-
-${PROG.so}: ${OBJS}
- ${LD} ${LDFLAGS} -o ${.TARGET}.tmp ${OBJS} ${LDADD}
- @if ${OBJDUMP} -t ${.TARGET}.tmp | grep 'UND'; then \
- (echo Undefined symbols; false); \
- fi
- mv ${.TARGET}.tmp ${.TARGET}
+++ /dev/null
-# $OpenBSD: Makefile.inc,v 1.1 2019/05/11 02:36:10 mlarkin Exp $
-
-.include "${.CURDIR}/../../Makefile.inc"
+++ /dev/null
-# $OpenBSD: Makefile,v 1.2 2020/06/14 16:00:11 deraadt Exp $
-
-.include <bsd.own.mk>
-
-PROG= BOOTX64.EFI
-NOMAN= #
-OBJFMT= efi-app-x86_64
-SOFTRAID= yes
-COPTS+= -I${EFIDIR}/include/amd64
-SRCS+= start_amd64.S run_i386.S mdrandom.c eficall.S
-LDSCRIPT= ldscript.amd64
-
-.include "${.CURDIR}/../Makefile.common"
-
+++ /dev/null
-/* $OpenBSD: cmd_i386.c,v 1.1 2019/05/11 02:36:10 mlarkin Exp $ */
-
-/*
- * Copyright (c) 1997-1999 Michael Shalayeff
- * Copyright (c) 1997 Tobias Weingartner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-#include <sys/param.h>
-#include <sys/reboot.h>
-#include <machine/biosvar.h>
-#include <sys/disklabel.h>
-#include "disk.h"
-#include "biosdev.h"
-#include "libsa.h"
-#include <cmd.h>
-
-#include "efiboot.h"
-#include "efidev.h"
-
-extern const char version[];
-
-int Xboot(void);
-int Xcomaddr(void);
-int Xdiskinfo(void);
-int Xmemory(void);
-int Xregs(void);
-
-/* From gidt.S */
-int bootbuf(void *, int);
-
-const struct cmd_table cmd_machine[] = {
- { "comaddr", CMDT_CMD, Xcomaddr },
- { "diskinfo", CMDT_CMD, Xdiskinfo },
- { "memory", CMDT_CMD, Xmemory },
- { "video", CMDT_CMD, Xvideo_efi },
- { "gop", CMDT_CMD, Xgop_efi },
- { "exit", CMDT_CMD, Xexit_efi },
- { "poweroff", CMDT_CMD, Xpoweroff_efi },
-#ifdef DEBUG
- { "regs", CMDT_CMD, Xregs },
-#endif
- { NULL, 0 }
-};
-
-int
-Xdiskinfo(void)
-{
- efi_dump_diskinfo();
- return 0;
-}
-
-#ifdef DEBUG
-int
-Xregs(void)
-{
- DUMP_REGS;
- return 0;
-}
-#endif
-
-int
-Xmemory(void)
-{
- if (cmd.argc >= 2) {
- int i;
- /* parse the memory specs */
-
- for (i = 1; i < cmd.argc; i++) {
- char *p;
- long long addr, size;
-
- p = cmd.argv[i];
-
- size = strtoll(p + 1, &p, 0);
- /* Size the size */
- switch (*p) {
- case 'G':
- case 'g':
- size *= 1024;
- case 'M':
- case 'm':
- size *= 1024;
- case 'K':
- case 'k':
- size *= 1024;
- p++;
- }
-
- /* Handle (possibly non-existent) address part */
- switch (*p) {
- case '@':
- addr = strtoll(p + 1, NULL, 0);
- break;
-
- /* Adjust address if we don't need it */
- default:
- if (cmd.argv[i][0] == '=')
- addr = -1;
- else
- addr = 0;
- }
-
- if (addr == 0 || size == 0) {
- printf("bad language\n");
- return 0;
- } else {
- switch (cmd.argv[i][0]) {
- case '-':
- mem_delete(addr, addr + size);
- break;
- case '+':
- mem_add(addr, addr + size);
- break;
- case '=':
- mem_limit(size);
- break;
- default :
- printf("bad OP\n");
- return 0;
- }
- }
- }
- }
-
- dump_biosmem(NULL);
-
- return 0;
-}
-
-int
-Xcomaddr(void)
-{
- extern int com_addr;
-
- if (cmd.argc >= 2)
- com_addr = (int)strtol(cmd.argv[1], NULL, 0);
-
- return 0;
-}
+++ /dev/null
-/* $OpenBSD: conf.c,v 1.10 2022/08/12 20:18:58 stsp Exp $ */
-
-/*
- * Copyright (c) 1996 Michael Shalayeff
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/param.h>
-#include <sys/disklabel.h>
-#include <libsa.h>
-#include <lib/libsa/ufs.h>
-#include <lib/libsa/ufs2.h>
-#include <lib/libsa/tftp.h>
-#include <lib/libsa/cd9660.h>
-#include <dev/cons.h>
-
-#include "disk.h"
-#include "efiboot.h"
-#include "efidev.h"
-#include "efipxe.h"
-
-const char version[] = "3.54";
-
-#ifdef EFI_DEBUG
-int debug = 0;
-#endif
-
-void (*sa_cleanup)(void) = NULL;
-
-
-void (*i386_probe1[])(void) = {
- cninit, efi_memprobe
-};
-void (*i386_probe2[])(void) = {
- efi_pxeprobe, efi_diskprobe, diskprobe
-};
-
-struct i386_boot_probes probe_list[] = {
- { "probing", i386_probe1, nitems(i386_probe1) },
- { "disk", i386_probe2, nitems(i386_probe2) }
-};
-int nibprobes = nitems(probe_list);
-
-
-struct fs_ops file_system[] = {
- { tftp_open, tftp_close, tftp_read, tftp_write, tftp_seek,
- tftp_stat, tftp_readdir },
- { ufs_open, ufs_close, ufs_read, ufs_write, ufs_seek,
- ufs_stat, ufs_readdir, ufs_fchmod },
- { ufs2_open, ufs2_close, ufs2_read, ufs2_write, ufs2_seek,
- ufs2_stat, ufs2_readdir, ufs2_fchmod },
- { cd9660_open, cd9660_close, cd9660_read, cd9660_write, cd9660_seek,
- cd9660_stat, cd9660_readdir },
-#ifdef notdef
- { fat_open, fat_close, fat_read, fat_write, fat_seek,
- fat_stat, fat_readdir },
- { nfs_open, nfs_close, nfs_read, nfs_write, nfs_seek,
- nfs_stat, nfs_readdir },
-#endif
-};
-int nfsys = nitems(file_system);
-
-struct devsw devsw[] = {
- { "TFTP", tftpstrategy, tftpopen, tftpclose, tftpioctl },
- { "EFI", efistrategy, efiopen, eficlose, efiioctl },
-};
-int ndevs = nitems(devsw);
-
-struct consdev constab[] = {
- { efi_cons_probe, efi_cons_init, efi_cons_getc, efi_cons_putc },
- { efi_com_probe, efi_com_init, efi_com_getc, efi_com_putc },
- { NULL }
-};
-struct consdev *cn_tab = constab;
+++ /dev/null
-/* $OpenBSD: dev_i386.c,v 1.1 2019/05/11 02:36:10 mlarkin Exp $ */
-
-/*
- * Copyright (c) 1996-1999 Michael Shalayeff
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include <sys/param.h>
-#include <sys/queue.h>
-#include <sys/disklabel.h>
-#include <dev/cons.h>
-
-#include "libsa.h"
-#include "biosdev.h"
-#include "disk.h"
-
-#ifdef SOFTRAID
-#include <dev/biovar.h>
-#include <dev/softraidvar.h>
-#include <lib/libsa/softraid.h>
-#include "softraid_amd64.h"
-#endif
-
-extern int debug;
-
-/* XXX use slot for 'rd' for 'hd' pseudo-device */
-const char bdevs[][4] = {
- "wd", "", "fd", "", "sd", "st", "cd", "",
- "", "", "", "", "", "", "", "", "", "hd", ""
-};
-const int nbdevs = nitems(bdevs);
-
-const char cdevs[][4] = {
- "cn", "", "", "", "", "", "", "",
- "com", "", "", "", "pc"
-};
-const int ncdevs = nitems(cdevs);
-
-/* pass dev_t to the open routines */
-int
-devopen(struct open_file *f, const char *fname, char **file)
-{
- struct devsw *dp = devsw;
- register int i, rc = 1;
-
- *file = (char *)fname;
-
-#ifdef DEBUG
- if (debug)
- printf("devopen:");
-#endif
-
- for (i = 0; i < ndevs && rc != 0; dp++, i++) {
-#ifdef DEBUG
- if (debug)
- printf(" %s: ", dp->dv_name);
-#endif
- if ((rc = (*dp->dv_open)(f, file)) == 0) {
- f->f_dev = dp;
- if (strcmp("TFTP", dp->dv_name) != 0) {
- /*
- * Clear bootmac, to signal that we loaded
- * this file from a non-network device.
- */
- extern char *bootmac;
- bootmac = NULL;
- }
- return 0;
- }
-#ifdef DEBUG
- else if (debug)
- printf("%d", rc);
-#endif
-
- }
-#ifdef DEBUG
- if (debug)
- putchar('\n');
-#endif
-
- if ((f->f_flags & F_NODEV) == 0)
- f->f_dev = dp;
-
- return rc;
-}
-
-void
-devboot(dev_t bootdev, char *p)
-{
-#ifdef SOFTRAID
- struct sr_boot_volume *bv;
- struct sr_boot_chunk *bc;
- struct diskinfo *dip = NULL;
-#endif
- int sr_boot_vol = -1;
- int part_type = FS_UNUSED;
-
- if (!bootdev) {
- *p++ = 't';
- *p++ = 'f';
- *p++ = 't';
- *p++ = 'p';
- *p = '\0';
- return;
- }
-
-#ifdef SOFTRAID
- /*
- * Determine the partition type for the 'a' partition of the
- * boot device.
- */
- TAILQ_FOREACH(dip, &disklist, list)
- if (dip->bios_info.bios_number == bootdev &&
- (dip->bios_info.flags & BDI_BADLABEL) == 0)
- part_type = dip->disklabel.d_partitions[0].p_fstype;
-
- /*
- * See if we booted from a disk that is a member of a bootable
- * softraid volume.
- */
- SLIST_FOREACH(bv, &sr_volumes, sbv_link) {
- if (bv->sbv_flags & BIOC_SCBOOTABLE)
- SLIST_FOREACH(bc, &bv->sbv_chunks, sbc_link)
- if (bc->sbc_disk == bootdev)
- sr_boot_vol = bv->sbv_unit;
- if (sr_boot_vol != -1)
- break;
- }
-#endif
-
- if (sr_boot_vol != -1 && part_type != FS_BSDFFS) {
- *p++ = 's';
- *p++ = 'r';
- *p++ = '0' + sr_boot_vol;
- } else if (bootdev & 0x100) {
- *p++ = 'c';
- *p++ = 'd';
- *p++ = '0';
- } else {
- if (bootdev & 0x80)
- *p++ = 'h';
- else
- *p++ = 'f';
- *p++ = 'd';
- *p++ = '0' + (bootdev & 0x7f);
- }
- *p++ = 'a';
- *p = '\0';
-}
-
-char ttyname_buf[8];
-
-char *
-ttyname(int fd)
-{
- snprintf(ttyname_buf, sizeof ttyname_buf, "%s%d",
- cdevs[major(cn_tab->cn_dev)], minor(cn_tab->cn_dev));
-
- return ttyname_buf;
-}
-
-dev_t
-ttydev(char *name)
-{
- int i, unit = -1;
- char *no = name + strlen(name) - 1;
-
- while (no >= name && *no >= '0' && *no <= '9')
- unit = (unit < 0 ? 0 : (unit * 10)) + *no-- - '0';
- if (no < name || unit < 0)
- return NODEV;
- for (i = 0; i < ncdevs; i++)
- if (strncmp(name, cdevs[i], no - name + 1) == 0)
- return makedev(i, unit);
- return NODEV;
-}
-
-int
-cnspeed(dev_t dev, int sp)
-{
- if (major(dev) == 8) /* comN */
- return comspeed(dev, sp);
-
- /* pc0 and anything else */
- return 9600;
-}
+++ /dev/null
-/* $OpenBSD: diskprobe.c,v 1.2 2020/12/09 18:10:18 krw Exp $ */
-
-/*
- * Copyright (c) 1997 Tobias Weingartner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-/* We want the disk type names from disklabel.h */
-#undef DKTYPENAMES
-
-#include <sys/param.h>
-#include <sys/queue.h>
-#include <sys/reboot.h>
-#include <sys/disklabel.h>
-#include <sys/hibernate.h>
-
-#include <lib/libz/zlib.h>
-#include <machine/biosvar.h>
-#include <stand/boot/bootarg.h>
-
-#include "disk.h"
-#include "biosdev.h"
-#include "libsa.h"
-
-#ifdef SOFTRAID
-#include "softraid_amd64.h"
-#endif
-#include "efidev.h"
-
-#define MAX_CKSUMLEN MAXBSIZE / DEV_BSIZE /* Max # of blks to cksum */
-
-/* Local Prototypes */
-static int disksum(int);
-
-int bootdev_has_hibernate(void); /* export for loadfile() */
-
-/* List of disk devices we found/probed */
-struct disklist_lh disklist;
-
-/* Pointer to boot device */
-struct diskinfo *bootdev_dip;
-
-extern int debug;
-extern int bios_bootdev;
-extern int bios_cddev;
-
-static void
-efi_hardprobe(void)
-{
- int n;
- struct diskinfo *dip, *dipt;
- u_int bsdunit, type = 0;
- u_int scsi= 0, ide = 0, atapi = 0;
- extern struct disklist_lh
- efi_disklist;
-
- n = 0;
- TAILQ_FOREACH_SAFE(dip, &efi_disklist, list, dipt) {
- TAILQ_REMOVE(&efi_disklist, dip, list);
- n = scsi + ide;
-
- /* Try to find the label, to figure out device type */
- if ((efi_getdisklabel(dip->efi_info, &dip->disklabel))) {
- type = 0;
- printf(" hd%d*", n);
- bsdunit = ide++;
- } else {
- /* Best guess */
- switch (dip->disklabel.d_type) {
- case DTYPE_SCSI:
- type = 4;
- bsdunit = scsi++;
- dip->bios_info.flags |= BDI_GOODLABEL;
- break;
-
- case DTYPE_ESDI:
- case DTYPE_ST506:
- type = 0;
- bsdunit = ide++;
- dip->bios_info.flags |= BDI_GOODLABEL;
- break;
-
- case DTYPE_ATAPI:
- type = 6;
- n = atapi;
- bsdunit = atapi++;
- dip->bios_info.flags |= BDI_GOODLABEL
- | BDI_EL_TORITO;
- break;
-
- default:
- dip->bios_info.flags |= BDI_BADLABEL;
- type = 0; /* XXX Suggest IDE */
- bsdunit = ide++;
- }
- printf(" %cd%d", (type == 6)? 'c' : 'h', n);
- }
- if (type != 6)
- dip->bios_info.bios_number = 0x80 | n;
- else
- dip->bios_info.bios_number = 0xe0 | n;
-
- dip->bios_info.checksum = 0; /* just in case */
- /* Fill out best we can */
- dip->bsddev = dip->bios_info.bsd_dev =
- MAKEBOOTDEV(type, 0, 0, bsdunit, RAW_PART);
- check_hibernate(dip);
-
- /* Add to queue of disks */
- TAILQ_INSERT_TAIL(&disklist, dip, list);
- n++;
- }
-}
-
-/* Probe for all BIOS supported disks */
-u_int32_t bios_cksumlen;
-void
-diskprobe(void)
-{
- struct diskinfo *dip;
- int i;
-
- /* These get passed to kernel */
- bios_diskinfo_t *bios_diskinfo;
-
- /* Init stuff */
- TAILQ_INIT(&disklist);
-
- efi_hardprobe();
-
-#ifdef SOFTRAID
- srprobe();
-#endif
-
- /* Checksumming of hard disks */
- for (i = 0; disksum(i++) && i < MAX_CKSUMLEN; )
- ;
- bios_cksumlen = i;
-
- /* Get space for passing bios_diskinfo stuff to kernel */
- for (i = 0, dip = TAILQ_FIRST(&disklist); dip;
- dip = TAILQ_NEXT(dip, list))
- i++;
- bios_diskinfo = alloc(++i * sizeof(bios_diskinfo_t));
-
- /* Copy out the bios_diskinfo stuff */
- for (i = 0, dip = TAILQ_FIRST(&disklist); dip;
- dip = TAILQ_NEXT(dip, list))
- bios_diskinfo[i++] = dip->bios_info;
-
- bios_diskinfo[i++].bios_number = -1;
- /* Register for kernel use */
- addbootarg(BOOTARG_CKSUMLEN, sizeof(u_int32_t), &bios_cksumlen);
- addbootarg(BOOTARG_DISKINFO, i * sizeof(bios_diskinfo_t),
- bios_diskinfo);
-}
-
-/* Find info on given BIOS disk */
-struct diskinfo *
-dklookup(int dev)
-{
- struct diskinfo *dip;
-
- for (dip = TAILQ_FIRST(&disklist); dip; dip = TAILQ_NEXT(dip, list))
- if (dip->bios_info.bios_number == dev)
- return dip;
-
- return NULL;
-}
-
-void
-dump_diskinfo(void)
-{
- struct diskinfo *dip;
-
- printf("Disk\tBIOS#\tType\tCyls\tHeads\tSecs\tFlags\tChecksum\n");
- for (dip = TAILQ_FIRST(&disklist); dip; dip = TAILQ_NEXT(dip, list)) {
- bios_diskinfo_t *bdi = &dip->bios_info;
- int d = bdi->bios_number;
- int u = d & 0x7f;
- char c;
-
- if (bdi->flags & BDI_EL_TORITO) {
- c = 'c';
- u = 0;
- } else {
- c = (d & 0x80) ? 'h' : 'f';
- }
-
- printf("%cd%d\t0x%x\t%s\t%d\t%d\t%d\t0x%x\t0x%x\n",
- c, u, d,
- (bdi->flags & BDI_BADLABEL)?"*none*":"label",
- bdi->bios_cylinders, bdi->bios_heads, bdi->bios_sectors,
- bdi->flags, bdi->checksum);
- }
-}
-
-/* Find BIOS portion on given BIOS disk
- * XXX - Use dklookup() instead.
- */
-bios_diskinfo_t *
-bios_dklookup(int dev)
-{
- struct diskinfo *dip;
-
- dip = dklookup(dev);
- if (dip)
- return &dip->bios_info;
-
- return NULL;
-}
-
-/*
- * Checksum one more block on all harddrives
- *
- * Use the adler32() function from libz,
- * as it is quick, small, and available.
- */
-int
-disksum(int blk)
-{
- struct diskinfo *dip, *dip2;
- int st, reprobe = 0;
- char buf[DEV_BSIZE];
-
- for (dip = TAILQ_FIRST(&disklist); dip; dip = TAILQ_NEXT(dip, list)) {
- bios_diskinfo_t *bdi = &dip->bios_info;
-
- /* Skip this disk if it is not a HD or has had an I/O error */
- if (!(bdi->bios_number & 0x80) || bdi->flags & BDI_INVALID)
- continue;
-
- /* Adler32 checksum */
- st = dip->diskio(F_READ, dip, blk, 1, buf);
- if (st) {
- bdi->flags |= BDI_INVALID;
- continue;
- }
- bdi->checksum = adler32(bdi->checksum, buf, DEV_BSIZE);
-
- for (dip2 = TAILQ_FIRST(&disklist); dip2 != dip;
- dip2 = TAILQ_NEXT(dip2, list)) {
- bios_diskinfo_t *bd = &dip2->bios_info;
- if ((bd->bios_number & 0x80) &&
- !(bd->flags & BDI_INVALID) &&
- bdi->checksum == bd->checksum)
- reprobe = 1;
- }
- }
-
- return reprobe;
-}
-
-int
-bootdev_has_hibernate(void)
-{
- return ((bootdev_dip->bios_info.flags & BDI_HIBVALID)? 1 : 0);
-}
-
-void
-check_hibernate(struct diskinfo *dip)
-{
- daddr_t sec;
- int error;
- union hibernate_info hib;
-
- /* read hibernate */
- if (dip->disklabel.d_partitions[1].p_fstype != FS_SWAP ||
- DL_GETPSIZE(&dip->disklabel.d_partitions[1]) == 0)
- return;
-
- sec = DL_GETPOFFSET(&dip->disklabel.d_partitions[1]) +
- DL_GETPSIZE(&dip->disklabel.d_partitions[1]) -
- (sizeof(union hibernate_info) / DEV_BSIZE);
-
- error = dip->strategy(dip, F_READ, sec, sizeof hib, &hib, NULL);
- if (error == 0 && hib.magic == HIBERNATE_MAGIC)
- dip->bios_info.flags |= BDI_HIBVALID; /* Hibernate present */
-}
+++ /dev/null
-/* $OpenBSD: efiboot.c,v 1.2 2019/05/11 19:14:41 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/param.h>
-#include <sys/queue.h>
-#include <dev/cons.h>
-#include <dev/isa/isareg.h>
-#include <dev/ic/comreg.h>
-#include <sys/disklabel.h>
-#include <cmd.h>
-#include <stand/boot/bootarg.h>
-#include <machine/pio.h>
-
-#include "libsa.h"
-#include "disk.h"
-
-#include <efi.h>
-#include <efiapi.h>
-#include <efiprot.h>
-#include <eficonsctl.h>
-
-#include "efidev.h"
-#include "efiboot.h"
-#include "eficall.h"
-#include "run_i386.h"
-
-#define KERN_LOADSPACE_SIZE (32 * 1024 * 1024)
-
-EFI_SYSTEM_TABLE *ST;
-EFI_BOOT_SERVICES *BS;
-EFI_RUNTIME_SERVICES *RS;
-EFI_HANDLE IH;
-EFI_DEVICE_PATH *efi_bootdp = NULL;
-EFI_PHYSICAL_ADDRESS heap;
-EFI_LOADED_IMAGE *loadedImage;
-UINTN heapsiz = 1 * 1024 * 1024;
-UINTN mmap_key;
-static EFI_GUID imgp_guid = LOADED_IMAGE_PROTOCOL;
-static EFI_GUID blkio_guid = BLOCK_IO_PROTOCOL;
-static EFI_GUID devp_guid = DEVICE_PATH_PROTOCOL;
-u_long efi_loadaddr;
-
-int efi_device_path_depth(EFI_DEVICE_PATH *dp, int);
-int efi_device_path_ncmp(EFI_DEVICE_PATH *, EFI_DEVICE_PATH *, int);
-static void efi_heap_init(void);
-static void efi_memprobe_internal(void);
-static void efi_video_init(void);
-static void efi_video_reset(void);
-static EFI_STATUS
- efi_gop_setmode(int mode);
-EFI_STATUS efi_main(EFI_HANDLE, EFI_SYSTEM_TABLE *);
-
-void (*run_i386)(u_long, u_long, int, int, int, int, int, int, int, int)
- __attribute__((noreturn));
-
-extern int bios_bootdev;
-
-EFI_STATUS
-efi_main(EFI_HANDLE image, EFI_SYSTEM_TABLE *systab)
-{
- extern char *progname;
- EFI_LOADED_IMAGE *imgp;
- EFI_DEVICE_PATH *dp0 = NULL, *dp;
- EFI_STATUS status;
- EFI_PHYSICAL_ADDRESS stack;
-
- ST = systab;
- BS = ST->BootServices;
- RS = ST->RuntimeServices;
- IH = image;
-
- /* disable reset by watchdog after 5 minutes */
- EFI_CALL(BS->SetWatchdogTimer, 0, 0, 0, NULL);
-
- efi_video_init();
- efi_heap_init();
-
- status = EFI_CALL(BS->HandleProtocol, image, &imgp_guid,
- (void **)&imgp);
- if (status == EFI_SUCCESS)
- status = EFI_CALL(BS->HandleProtocol, imgp->DeviceHandle,
- &devp_guid, (void **)&dp0);
- if (status == EFI_SUCCESS) {
- for (dp = dp0; !IsDevicePathEnd(dp);
- dp = NextDevicePathNode(dp)) {
- if (DevicePathType(dp) == MEDIA_DEVICE_PATH &&
- (DevicePathSubType(dp) == MEDIA_HARDDRIVE_DP ||
- DevicePathSubType(dp) == MEDIA_CDROM_DP)) {
- bios_bootdev =
- (DevicePathSubType(dp) == MEDIA_CDROM_DP)
- ? 0x1e0 : 0x80;
- efi_bootdp = dp0;
- break;
- } else if (DevicePathType(dp) == MESSAGING_DEVICE_PATH&&
- DevicePathSubType(dp) == MSG_MAC_ADDR_DP) {
- bios_bootdev = 0x0;
- efi_bootdp = dp0;
- break;
- }
- }
- }
-
- /* allocate run_i386_start() on heap */
- if ((run_i386 = alloc(run_i386_size)) == NULL)
- panic("alloc() failed");
- memcpy(run_i386, run_i386_start, run_i386_size);
-
- /* can't use sa_cleanup since printf is used after sa_cleanup() */
- /* sa_cleanup = efi_cleanup; */
-
- progname = "BOOTX64";
-
- /*
- * Move the stack before calling boot(). UEFI on some machines
- * locate the stack on our kernel load address.
- */
- stack = heap + heapsiz;
- asm("movq %0, %%rsp;"
- "mov %1, %%edi;"
- "call boot;"
- :: "r"(stack - 32), "r"(bios_bootdev));
- /* must not reach here */
- return (EFI_SUCCESS);
-}
-
-void
-efi_cleanup(void)
-{
- int retry;
- EFI_STATUS status;
-
- /* retry once in case of failure */
- for (retry = 1; retry >= 0; retry--) {
- efi_memprobe_internal(); /* sync the current map */
- status = EFI_CALL(BS->ExitBootServices, IH, mmap_key);
- if (status == EFI_SUCCESS)
- break;
- if (retry == 0)
- panic("ExitBootServices failed (%d)", status);
- }
-}
-
-/***********************************************************************
- * Disk
- ***********************************************************************/
-struct disklist_lh efi_disklist;
-
-void
-efi_diskprobe(void)
-{
- int i, bootdev = 0, depth = -1;
- UINTN sz;
- EFI_STATUS status;
- EFI_HANDLE *handles = NULL;
- EFI_BLOCK_IO *blkio;
- EFI_BLOCK_IO_MEDIA *media;
- struct diskinfo *di;
- EFI_DEVICE_PATH *dp;
-
- TAILQ_INIT(&efi_disklist);
-
- sz = 0;
- status = EFI_CALL(BS->LocateHandle, ByProtocol, &blkio_guid, 0, &sz, 0);
- if (status == EFI_BUFFER_TOO_SMALL) {
- handles = alloc(sz);
- status = EFI_CALL(BS->LocateHandle, ByProtocol, &blkio_guid,
- 0, &sz, handles);
- }
- if (handles == NULL || EFI_ERROR(status))
- panic("BS->LocateHandle() returns %d", status);
-
- if (efi_bootdp != NULL)
- depth = efi_device_path_depth(efi_bootdp, MEDIA_DEVICE_PATH);
-
- /*
- * U-Boot incorrectly represents devices with a single
- * MEDIA_DEVICE_PATH component. In that case include that
- * component into the matching, otherwise we'll blindly select
- * the first device.
- */
- if (depth == 0)
- depth = 1;
-
- for (i = 0; i < sz / sizeof(EFI_HANDLE); i++) {
- status = EFI_CALL(BS->HandleProtocol, handles[i], &blkio_guid,
- (void **)&blkio);
- if (EFI_ERROR(status))
- panic("BS->HandleProtocol() returns %d", status);
-
- media = blkio->Media;
- if (media->LogicalPartition || !media->MediaPresent)
- continue;
- di = alloc(sizeof(struct diskinfo));
- efid_init(di, blkio);
-
- if (efi_bootdp == NULL || depth == -1 || bootdev != 0)
- goto next;
- status = EFI_CALL(BS->HandleProtocol, handles[i], &devp_guid,
- (void **)&dp);
- if (EFI_ERROR(status))
- goto next;
- if (efi_device_path_ncmp(efi_bootdp, dp, depth) == 0) {
- TAILQ_INSERT_HEAD(&efi_disklist, di, list);
- bootdev = 1;
- continue;
- }
-next:
- TAILQ_INSERT_TAIL(&efi_disklist, di, list);
- }
-
- free(handles, sz);
-}
-
-/*
- * Determine the number of nodes up to, but not including, the first
- * node of the specified type.
- */
-int
-efi_device_path_depth(EFI_DEVICE_PATH *dp, int dptype)
-{
- int i;
-
- for (i = 0; !IsDevicePathEnd(dp); dp = NextDevicePathNode(dp), i++) {
- if (DevicePathType(dp) == dptype)
- return (i);
- }
-
- return (-1);
-}
-
-int
-efi_device_path_ncmp(EFI_DEVICE_PATH *dpa, EFI_DEVICE_PATH *dpb, int deptn)
-{
- int i, cmp;
-
- for (i = 0; i < deptn; i++) {
- if (IsDevicePathEnd(dpa) || IsDevicePathEnd(dpb))
- return ((IsDevicePathEnd(dpa) && IsDevicePathEnd(dpb))
- ? 0 : (IsDevicePathEnd(dpa))? -1 : 1);
- cmp = DevicePathNodeLength(dpa) - DevicePathNodeLength(dpb);
- if (cmp)
- return (cmp);
- cmp = memcmp(dpa, dpb, DevicePathNodeLength(dpa));
- if (cmp)
- return (cmp);
- dpa = NextDevicePathNode(dpa);
- dpb = NextDevicePathNode(dpb);
- }
-
- return (0);
-}
-
-/***********************************************************************
- * Memory
- ***********************************************************************/
-bios_memmap_t bios_memmap[64];
-
-static void
-efi_heap_init(void)
-{
- EFI_STATUS status;
-
- heap = HEAP_LIMIT;
- status = EFI_CALL(BS->AllocatePages, AllocateMaxAddress, EfiLoaderData,
- EFI_SIZE_TO_PAGES(heapsiz), &heap);
- if (status != EFI_SUCCESS)
- panic("BS->AllocatePages()");
-}
-
-void
-efi_memprobe(void)
-{
- u_int n = 0;
- bios_memmap_t *bm;
- EFI_STATUS status;
- EFI_PHYSICAL_ADDRESS
- addr = 0x10000000ULL; /* Below 256MB */
-
- status = EFI_CALL(BS->AllocatePages, AllocateMaxAddress, EfiLoaderData,
- EFI_SIZE_TO_PAGES(KERN_LOADSPACE_SIZE), &addr);
- if (status != EFI_SUCCESS)
- panic("BS->AllocatePages()");
- efi_loadaddr = addr;
-
- printf(" mem[");
- efi_memprobe_internal();
- for (bm = bios_memmap; bm->type != BIOS_MAP_END; bm++) {
- if (bm->type == BIOS_MAP_FREE && bm->size > 12 * 1024) {
- if (n++ != 0)
- printf(" ");
- if (bm->size > 1024 * 1024)
- printf("%uM", bm->size / 1024 / 1024);
- else
- printf("%uK", bm->size / 1024);
- }
- }
- printf("]");
-}
-
-static void
-efi_memprobe_internal(void)
-{
- EFI_STATUS status;
- UINTN mapkey, mmsiz, siz;
- UINT32 mmver;
- EFI_MEMORY_DESCRIPTOR *mm0, *mm;
- int i, n;
- bios_memmap_t *bm, bm0;
-
- cnvmem = extmem = 0;
- bios_memmap[0].type = BIOS_MAP_END;
-
- siz = 0;
- status = EFI_CALL(BS->GetMemoryMap, &siz, NULL, &mapkey, &mmsiz,
- &mmver);
- if (status != EFI_BUFFER_TOO_SMALL)
- panic("cannot get the size of memory map");
- mm0 = alloc(siz);
- status = EFI_CALL(BS->GetMemoryMap, &siz, mm0, &mapkey, &mmsiz, &mmver);
- if (status != EFI_SUCCESS)
- panic("cannot get the memory map");
- n = siz / mmsiz;
- mmap_key = mapkey;
-
- for (i = 0, mm = mm0; i < n; i++, mm = NextMemoryDescriptor(mm, mmsiz)){
- bm0.type = BIOS_MAP_END;
- bm0.addr = mm->PhysicalStart;
- bm0.size = mm->NumberOfPages * EFI_PAGE_SIZE;
- if (mm->Type == EfiReservedMemoryType ||
- mm->Type == EfiUnusableMemory ||
- mm->Type == EfiRuntimeServicesCode ||
- mm->Type == EfiRuntimeServicesData)
- bm0.type = BIOS_MAP_RES;
- else if (mm->Type == EfiLoaderCode ||
- mm->Type == EfiLoaderData ||
- mm->Type == EfiBootServicesCode ||
- mm->Type == EfiBootServicesData ||
- mm->Type == EfiConventionalMemory)
- bm0.type = BIOS_MAP_FREE;
- else if (mm->Type == EfiACPIReclaimMemory)
- bm0.type = BIOS_MAP_ACPI;
- else if (mm->Type == EfiACPIMemoryNVS)
- bm0.type = BIOS_MAP_NVS;
- else
- /*
- * XXX Is there anything to do for EfiMemoryMappedIO
- * XXX EfiMemoryMappedIOPortSpace EfiPalCode?
- */
- bm0.type = BIOS_MAP_RES;
-
- for (bm = bios_memmap; bm->type != BIOS_MAP_END; bm++) {
- if (bm->type != bm0.type)
- continue;
- if (bm->addr <= bm0.addr &&
- bm0.addr <= bm->addr + bm->size) {
- bm->size = bm0.addr + bm0.size - bm->addr;
- break;
- } else if (bm0.addr <= bm->addr &&
- bm->addr <= bm0.addr + bm0.size) {
- bm->size = bm->addr + bm->size - bm0.addr;
- bm->addr = bm0.addr;
- break;
- }
- }
- if (bm->type == BIOS_MAP_END) {
- *bm = bm0;
- (++bm)->type = BIOS_MAP_END;
- }
- }
- for (bm = bios_memmap; bm->type != BIOS_MAP_END; bm++) {
- if (bm->addr < IOM_BEGIN) /* Below memory hole */
- cnvmem =
- max(cnvmem, (bm->addr + bm->size) / 1024);
- if (bm->addr >= IOM_END /* Above the memory hole */ &&
- bm->addr / 1024 == extmem + 1024)
- extmem += bm->size / 1024;
- }
- free(mm0, siz);
-}
-
-/***********************************************************************
- * Console
- ***********************************************************************/
-static SIMPLE_TEXT_OUTPUT_INTERFACE *conout = NULL;
-static SIMPLE_INPUT_INTERFACE *conin;
-static EFI_GUID con_guid
- = EFI_CONSOLE_CONTROL_PROTOCOL_GUID;
-static EFI_GUID gop_guid
- = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID;
-static EFI_GUID serio_guid
- = SERIAL_IO_PROTOCOL;
-struct efi_video {
- int cols;
- int rows;
-} efi_video[32];
-
-static void
-efi_video_init(void)
-{
- EFI_CONSOLE_CONTROL_PROTOCOL *conctrl = NULL;
- int i, mode80x25, mode100x31;
- UINTN cols, rows;
- EFI_STATUS status;
-
- conout = ST->ConOut;
- status = EFI_CALL(BS->LocateProtocol, &con_guid, NULL,
- (void **)&conctrl);
- if (status == EFI_SUCCESS)
- (void)EFI_CALL(conctrl->SetMode, conctrl,
- EfiConsoleControlScreenText);
- mode80x25 = -1;
- mode100x31 = -1;
- for (i = 0; i < conout->Mode->MaxMode; i++) {
- status = EFI_CALL(conout->QueryMode, conout, i, &cols, &rows);
- if (EFI_ERROR(status))
- continue;
- if (mode80x25 < 0 && cols == 80 && rows == 25)
- mode80x25 = i;
- if (mode100x31 < 0 && cols == 100 && rows == 31)
- mode100x31 = i;
- if (i < nitems(efi_video)) {
- efi_video[i].cols = cols;
- efi_video[i].rows = rows;
- }
- }
- if (mode100x31 >= 0)
- EFI_CALL(conout->SetMode, conout, mode100x31);
- else if (mode80x25 >= 0)
- EFI_CALL(conout->SetMode, conout, mode80x25);
- conin = ST->ConIn;
- efi_video_reset();
-}
-
-static void
-efi_video_reset(void)
-{
- EFI_CALL(conout->EnableCursor, conout, TRUE);
- EFI_CALL(conout->SetAttribute, conout,
- EFI_TEXT_ATTR(EFI_LIGHTGRAY, EFI_BLACK));
- EFI_CALL(conout->ClearScreen, conout);
-}
-
-void
-efi_cons_probe(struct consdev *cn)
-{
- cn->cn_pri = CN_MIDPRI;
- cn->cn_dev = makedev(12, 0);
- printf(" pc%d", minor(cn->cn_dev));
-}
-
-void
-efi_cons_init(struct consdev *cp)
-{
-}
-
-int
-efi_cons_getc(dev_t dev)
-{
- EFI_INPUT_KEY key;
- EFI_STATUS status;
- UINTN dummy;
- static int lastchar = 0;
-
- if (lastchar) {
- int r = lastchar;
- if ((dev & 0x80) == 0)
- lastchar = 0;
- return (r);
- }
-
- status = EFI_CALL(conin->ReadKeyStroke, conin, &key);
- while (status == EFI_NOT_READY || key.UnicodeChar == 0) {
- if (dev & 0x80)
- return (0);
- EFI_CALL(BS->WaitForEvent, 1, &conin->WaitForKey, &dummy);
- status = EFI_CALL(conin->ReadKeyStroke, conin, &key);
- }
-
- if (dev & 0x80)
- lastchar = key.UnicodeChar;
-
- return (key.UnicodeChar);
-}
-
-void
-efi_cons_putc(dev_t dev, int c)
-{
- CHAR16 buf[2];
-
- if (c == '\n')
- efi_cons_putc(dev, '\r');
-
- buf[0] = c;
- buf[1] = 0;
-
- EFI_CALL(conout->OutputString, conout, buf);
-}
-
-int
-efi_cons_getshifts(dev_t dev)
-{
- /* XXX */
- return (0);
-}
-
-int com_addr = -1;
-int com_speed = -1;
-
-static SERIAL_IO_INTERFACE *serios[4];
-const int comports[4] = { 0x3f8, 0x2f8, 0x3e8, 0x2e8 };
-
-/* call with sp == 0 to query the current speed */
-int
-pio_comspeed(dev_t dev, int sp)
-{
- int port = (com_addr == -1) ? comports[minor(dev)] : com_addr;
- int i, newsp;
- int err;
-
- if (sp <= 0)
- return com_speed;
- /* valid baud rate? */
- if (115200 < sp || sp < 75)
- return -1;
-
- /*
- * Accepted speeds:
- * 75 150 300 600 1200 2400 4800 9600 19200 38400 76800 and
- * 14400 28800 57600 115200
- */
- for (i = sp; i != 75 && i != 14400; i >>= 1)
- if (i & 1)
- return -1;
-
-/* ripped screaming from dev/ic/com.c */
-#define divrnd(n, q) (((n)*2/(q)+1)/2) /* divide and round off */
- newsp = divrnd((COM_FREQ / 16), sp);
- if (newsp <= 0)
- return -1;
- err = divrnd((COM_FREQ / 16) * 1000, sp * newsp) - 1000;
- if (err < 0)
- err = -err;
- if (err > COM_TOLERANCE)
- return -1;
-#undef divrnd
-
- if (com_speed != -1 && cn_tab && cn_tab->cn_dev == dev &&
- com_speed != sp) {
- printf("com%d: changing speed to %d baud in 5 seconds, "
- "change your terminal to match!\n\a",
- minor(dev), sp);
- sleep(5);
- }
-
- outb(port + com_cfcr, LCR_DLAB);
- outb(port + com_dlbl, newsp);
- outb(port + com_dlbh, newsp>>8);
- outb(port + com_cfcr, LCR_8BITS);
- if (com_speed != -1)
- printf("\ncom%d: %d baud\n", minor(dev), sp);
-
- newsp = com_speed;
- com_speed = sp;
- return newsp;
-}
-
-int
-pio_com_getc(dev_t dev)
-{
- int port = (com_addr == -1) ? comports[minor(dev & 0x7f)] : com_addr;
-
- if (dev & 0x80)
- return (inb(port + com_lsr) & LSR_RXRDY);
-
- while ((inb(port + com_lsr) & LSR_RXRDY) == 0)
- ;
-
- return (inb(port + com_data) & 0xff);
-}
-
-void
-pio_com_putc(dev_t dev, int c)
-{
- int port = (com_addr == -1) ? comports[minor(dev)] : com_addr;
-
- while ((inb(port + com_lsr) & LSR_TXRDY) == 0)
- ;
-
- outb(port + com_data, c);
-}
-
-void
-efi_com_probe(struct consdev *cn)
-{
- EFI_HANDLE *handles = NULL;
- SERIAL_IO_INTERFACE *serio;
- EFI_STATUS status;
- EFI_DEVICE_PATH *dp, *dp0;
- EFI_DEV_PATH_PTR dpp;
- UINTN sz;
- int i, uid = -1;
-
- cn->cn_pri = CN_LOWPRI;
- cn->cn_dev = makedev(8, 0);
-
- sz = 0;
- status = EFI_CALL(BS->LocateHandle, ByProtocol, &serio_guid, 0, &sz, 0);
- if (status == EFI_BUFFER_TOO_SMALL) {
- handles = alloc(sz);
- status = EFI_CALL(BS->LocateHandle, ByProtocol, &serio_guid,
- 0, &sz, handles);
- }
- if (handles == NULL || EFI_ERROR(status)) {
- free(handles, sz);
- return;
- }
-
- for (i = 0; i < sz / sizeof(EFI_HANDLE); i++) {
- /*
- * Identify port number of the handle. This assumes ACPI
- * UID 0-3 map to legacy COM[1-4] and they use the legacy
- * port address.
- */
- status = EFI_CALL(BS->HandleProtocol, handles[i], &devp_guid,
- (void **)&dp0);
- if (EFI_ERROR(status))
- continue;
- uid = -1;
- for (dp = dp0; !IsDevicePathEnd(dp);
- dp = NextDevicePathNode(dp)) {
- dpp = (EFI_DEV_PATH_PTR)dp;
- if (DevicePathType(dp) == ACPI_DEVICE_PATH &&
- DevicePathSubType(dp) == ACPI_DP)
- if (dpp.Acpi->HID == EFI_PNP_ID(0x0501)) {
- uid = dpp.Acpi->UID;
- break;
- }
- }
- if (uid < 0 || nitems(serios) <= uid)
- continue;
-
- /* Prepare SERIAL_IO_INTERFACE */
- status = EFI_CALL(BS->HandleProtocol, handles[i], &serio_guid,
- (void **)&serio);
- if (EFI_ERROR(status))
- continue;
- serios[uid] = serio;
- }
- free(handles, sz);
-
- for (i = 0; i < nitems(serios); i++) {
- if (serios[i] != NULL)
- printf(" com%d", i);
- }
-}
-
-int
-efi_valid_com(dev_t dev)
-{
- return (minor(dev) < nitems(serios) && serios[minor(dev)] != NULL);
-}
-
-int
-comspeed(dev_t dev, int sp)
-{
- EFI_STATUS status;
- SERIAL_IO_INTERFACE *serio = serios[minor(dev)];
- int newsp;
-
- if (sp <= 0)
- return com_speed;
-
- if (!efi_valid_com(dev))
- return pio_comspeed(dev, sp);
-
- if (serio->Mode->BaudRate != sp) {
- status = EFI_CALL(serio->SetAttributes, serio,
- sp, serio->Mode->ReceiveFifoDepth,
- serio->Mode->Timeout, serio->Mode->Parity,
- serio->Mode->DataBits, serio->Mode->StopBits);
- if (EFI_ERROR(status)) {
- printf("com%d: SetAttribute() failed with status=%d\n",
- minor(dev), status);
- return (-1);
- }
- if (com_speed != -1)
- printf("\ncom%d: %d baud\n", minor(dev), sp);
- }
-
- /* same as comspeed() in libsa/bioscons.c */
- newsp = com_speed;
- com_speed = sp;
-
- return (newsp);
-}
-
-void
-efi_com_init(struct consdev *cn)
-{
- if (!efi_valid_com(cn->cn_dev))
- /* This actually happens if the machine has another serial. */
- return;
-
- if (com_speed == -1)
- comspeed(cn->cn_dev, 9600); /* default speed is 9600 baud */
-}
-
-int
-efi_com_getc(dev_t dev)
-{
- EFI_STATUS status;
- SERIAL_IO_INTERFACE *serio;
- UINTN sz;
- u_char buf;
- static u_char lastchar = 0;
-
- if (!efi_valid_com(dev & 0x7f))
- return pio_com_getc(dev);
- serio = serios[minor(dev & 0x7f)];
-
- if (lastchar != 0) {
- int r = lastchar;
- if ((dev & 0x80) == 0)
- lastchar = 0;
- return (r);
- }
-
- for (;;) {
- sz = 1;
- status = EFI_CALL(serio->Read, serio, &sz, &buf);
- if (status == EFI_SUCCESS && sz > 0)
- break;
- if (status != EFI_TIMEOUT && EFI_ERROR(status))
- panic("Error reading from serial status=%d", status);
- if (dev & 0x80)
- return (0);
- }
-
- if (dev & 0x80)
- lastchar = buf;
-
- return (buf);
-}
-
-void
-efi_com_putc(dev_t dev, int c)
-{
- SERIAL_IO_INTERFACE *serio;
- UINTN sz = 1;
- u_char buf;
-
- if (!efi_valid_com(dev)) {
- pio_com_putc(dev, c);
- return;
- }
- serio = serios[minor(dev)];
- buf = c;
- EFI_CALL(serio->Write, serio, &sz, &buf);
-}
-
-/***********************************************************************
- * Miscellaneous
- ***********************************************************************/
-/*
- * ACPI GUID is confusing in UEFI spec.
- * {EFI_,}_ACPI_20_TABLE_GUID or EFI_ACPI_TABLE_GUID means
- * ACPI 2.0 or above.
- */
-static EFI_GUID acpi_guid = ACPI_20_TABLE_GUID;
-static EFI_GUID smbios_guid = SMBIOS_TABLE_GUID;
-static EFI_GRAPHICS_OUTPUT *gop;
-static int gopmode = -1;
-
-#define efi_guidcmp(_a, _b) memcmp((_a), (_b), sizeof(EFI_GUID))
-
-static EFI_STATUS
-efi_gop_setmode(int mode)
-{
- EFI_STATUS status;
-
- status = EFI_CALL(gop->SetMode, gop, mode);
- if (EFI_ERROR(status) || gop->Mode->Mode != mode)
- printf("GOP SetMode() failed (%d)\n", status);
-
- return (status);
-}
-
-void
-efi_makebootargs(void)
-{
- int i;
- EFI_STATUS status;
- EFI_GRAPHICS_OUTPUT_MODE_INFORMATION
- *gopi;
- bios_efiinfo_t ei;
- int curmode;
- UINTN sz, gopsiz, bestsiz = 0;
-
- memset(&ei, 0, sizeof(ei));
- /*
- * ACPI, BIOS configuration table
- */
- for (i = 0; i < ST->NumberOfTableEntries; i++) {
- if (efi_guidcmp(&acpi_guid,
- &ST->ConfigurationTable[i].VendorGuid) == 0)
- ei.config_acpi = (intptr_t)
- ST->ConfigurationTable[i].VendorTable;
- else if (efi_guidcmp(&smbios_guid,
- &ST->ConfigurationTable[i].VendorGuid) == 0)
- ei.config_smbios = (intptr_t)
- ST->ConfigurationTable[i].VendorTable;
- }
-
- /*
- * Frame buffer
- */
- status = EFI_CALL(BS->LocateProtocol, &gop_guid, NULL,
- (void **)&gop);
- if (!EFI_ERROR(status)) {
- if (gopmode < 0) {
- for (i = 0; i < gop->Mode->MaxMode; i++) {
- status = EFI_CALL(gop->QueryMode, gop,
- i, &sz, &gopi);
- if (EFI_ERROR(status))
- continue;
- gopsiz = gopi->HorizontalResolution *
- gopi->VerticalResolution;
- if (gopsiz > bestsiz) {
- gopmode = i;
- bestsiz = gopsiz;
- }
- }
- }
- if (gopmode >= 0 && gopmode != gop->Mode->Mode) {
- curmode = gop->Mode->Mode;
- if (efi_gop_setmode(gopmode) != EFI_SUCCESS)
- (void)efi_gop_setmode(curmode);
- }
-
- gopi = gop->Mode->Info;
- switch (gopi->PixelFormat) {
- case PixelBlueGreenRedReserved8BitPerColor:
- ei.fb_red_mask = 0x00ff0000;
- ei.fb_green_mask = 0x0000ff00;
- ei.fb_blue_mask = 0x000000ff;
- ei.fb_reserved_mask = 0xff000000;
- break;
- case PixelRedGreenBlueReserved8BitPerColor:
- ei.fb_red_mask = 0x000000ff;
- ei.fb_green_mask = 0x0000ff00;
- ei.fb_blue_mask = 0x00ff0000;
- ei.fb_reserved_mask = 0xff000000;
- break;
- case PixelBitMask:
- ei.fb_red_mask = gopi->PixelInformation.RedMask;
- ei.fb_green_mask = gopi->PixelInformation.GreenMask;
- ei.fb_blue_mask = gopi->PixelInformation.BlueMask;
- ei.fb_reserved_mask =
- gopi->PixelInformation.ReservedMask;
- break;
- default:
- break;
- }
- ei.fb_addr = gop->Mode->FrameBufferBase;
- ei.fb_size = gop->Mode->FrameBufferSize;
- ei.fb_height = gopi->VerticalResolution;
- ei.fb_width = gopi->HorizontalResolution;
- ei.fb_pixpsl = gopi->PixelsPerScanLine;
- }
-
- addbootarg(BOOTARG_EFIINFO, sizeof(ei), &ei);
-}
-
-void
-_rtt(void)
-{
-#ifdef EFI_DEBUG
- printf("Hit any key to reboot\n");
- efi_cons_getc(0);
-#endif
- EFI_CALL(RS->ResetSystem, EfiResetCold, EFI_SUCCESS, 0, NULL);
- for (;;)
- continue;
-}
-
-time_t
-getsecs(void)
-{
- EFI_TIME t;
- time_t r = 0;
- int y = 0;
- const int daytab[][14] = {
- { 0, -1, 30, 58, 89, 119, 150, 180, 211, 242, 272, 303, 333, 364 },
- { 0, -1, 30, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365 },
- };
-#define isleap(_y) (((_y) % 4) == 0 && (((_y) % 100) != 0 || ((_y) % 400) == 0))
-
- EFI_CALL(ST->RuntimeServices->GetTime, &t, NULL);
-
- /* Calc days from UNIX epoch */
- r = (t.Year - 1970) * 365;
- for (y = 1970; y < t.Year; y++) {
- if (isleap(y))
- r++;
- }
- r += daytab[isleap(t.Year)? 1 : 0][t.Month] + t.Day;
-
- /* Calc secs */
- r *= 60 * 60 * 24;
- r += ((t.Hour * 60) + t.Minute) * 60 + t.Second;
- if (-24 * 60 < t.TimeZone && t.TimeZone < 24 * 60)
- r += t.TimeZone * 60;
-
- return (r);
-}
-
-u_int
-sleep(u_int i)
-{
- time_t t;
-
- /*
- * Loop for the requested number of seconds, polling,
- * so that it may handle interrupts.
- */
- for (t = getsecs() + i; getsecs() < t; cnischar())
- ;
-
- return 0;
-}
-
-/***********************************************************************
- * Commands
- ***********************************************************************/
-int
-Xexit_efi(void)
-{
- EFI_CALL(BS->Exit, IH, 0, 0, NULL);
- for (;;)
- continue;
- return (0);
-}
-
-int
-Xvideo_efi(void)
-{
- int i, mode = -1;
-
- if (cmd.argc >= 2) {
- mode = strtol(cmd.argv[1], NULL, 10);
- if (0 <= mode && mode < nitems(efi_video) &&
- efi_video[mode].cols > 0) {
- EFI_CALL(conout->SetMode, conout, mode);
- efi_video_reset();
- }
- } else {
- for (i = 0; i < nitems(efi_video) &&
- i < conout->Mode->MaxMode; i++) {
- if (efi_video[i].cols > 0)
- printf("Mode %d: %d x %d\n", i,
- efi_video[i].cols,
- efi_video[i].rows);
- }
- printf("\n");
- }
- printf("Current Mode = %d\n", conout->Mode->Mode);
-
- return (0);
-}
-
-int
-Xpoweroff_efi(void)
-{
- EFI_CALL(RS->ResetSystem, EfiResetShutdown, EFI_SUCCESS, 0, NULL);
- return (0);
-}
-
-int
-Xgop_efi(void)
-{
- EFI_STATUS status;
- int i, mode = -1;
- UINTN sz;
- EFI_GRAPHICS_OUTPUT_MODE_INFORMATION
- *gopi;
-
- status = EFI_CALL(BS->LocateProtocol, &gop_guid, NULL,
- (void **)&gop);
- if (EFI_ERROR(status))
- return (0);
-
- if (cmd.argc >= 2) {
- mode = strtol(cmd.argv[1], NULL, 10);
- if (0 <= mode && mode < gop->Mode->MaxMode) {
- status = EFI_CALL(gop->QueryMode, gop, mode,
- &sz, &gopi);
- if (!EFI_ERROR(status)) {
- if (efi_gop_setmode(mode) == EFI_SUCCESS)
- gopmode = mode;
- }
- }
- } else {
- for (i = 0; i < gop->Mode->MaxMode; i++) {
- status = EFI_CALL(gop->QueryMode, gop, i, &sz, &gopi);
- if (EFI_ERROR(status))
- continue;
- printf("Mode %d: %d x %d (stride = %d)\n", i,
- gopi->HorizontalResolution,
- gopi->VerticalResolution,
- gopi->PixelsPerScanLine);
- }
- printf("\n");
- }
- printf("Current Mode = %d\n", gop->Mode->Mode);
-
- return (0);
-}
+++ /dev/null
-/* $OpenBSD: efiboot.h,v 1.1 2019/05/11 02:36:10 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-void efi_cleanup(void);
-void efi_cons_probe(struct consdev *);
-void efi_memprobe(void);
-void efi_hardprobe(void);
-void efi_diskprobe(void);
-void efi_pxeprobe(void);
-void efi_cons_init(struct consdev *);
-int efi_cons_getc(dev_t);
-void efi_cons_putc(dev_t, int);
-int efi_cons_getshifts(dev_t dev);
-void efi_com_probe(struct consdev *);
-void efi_com_init(struct consdev *);
-int efi_com_getc(dev_t);
-void efi_com_putc(dev_t, int);
-int Xvideo_efi(void);
-int Xgop_efi(void);
-int Xexit_efi(void);
-void efi_makebootargs(void);
-
-int Xpoweroff_efi(void);
-
-extern void (*run_i386)(u_long, u_long, int, int, int, int, int, int, int, int)
- __attribute__ ((noreturn));
+++ /dev/null
-/* $OpenBSD: eficall.S,v 1.1 2019/05/11 02:36:10 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <machine/asm.h>
-
-/*
- * Rearrange the arguments to call the given function by EFI ABI.
- *
- * efi_call(nargs, func, arg[0], arg[1], arg[2], arg[3], arg[4], ...)
- * ----------------------------------------------------------------------
- * BSD: RDI RSI RDX RCX R8 R9 stack
- * EFI: - - RCX RDX R8 R9 stack (w/shadow)
- */
-ENTRY(efi_call)
- push %rbp
- mov %rsp, %rbp
-
- xchg %rcx, %rdx
- mov %rcx, %rax
- mov %rdi, %rcx
-
- /*
- * set "nargs - 2 + 4 + 1" (= %rdi + 3) for next call stack size.
- * (nargs - 2) is for arguments in stack, +4 for shadow registers
- * and +1 for alignment
- */
- add $3, %rdi
-
- shl $3, %rdi /* 64-bit word */
- sub %rdi, %rsp /* get the stack */
- and $(-0x10), %rsp /* align 16 bytes */
-
- /* copy args */
- sub $3, %rcx
- cmp $1, %rcx
- jle 2f
-
-1: /* loop arg[n-1] .. arg[4] */
- mov 0x8(%rbp, %rcx, 8), %rdi
- mov %rdi, 0x18(%rsp, %rcx, 8)
- loopnz 1b
-2:
- mov %rax, %rcx
-
- call *%rsi
-
- mov %rbp, %rsp
- pop %rbp
- retq
+++ /dev/null
-/* $OpenBSD: eficall.h,v 1.2 2019/05/11 19:14:41 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-extern uint64_t efi_call(int, void *, ...);
-
-#define _call_0(_func) \
- efi_call(0, (_func))
-#define _call_1(_func, _1) \
- efi_call(1, (_func), (_1))
-#define _call_2(_func, _1, _2) \
- efi_call(2, (_func), (_1), (_2))
-#define _call_3(_func, _1, _2, _3) \
- efi_call(3, (_func), (_1), (_2), (_3))
-#define _call_4(_func, _1, _2, _3, _4) \
- efi_call(4, (_func), (_1), (_2), (_3), (_4))
-#define _call_5(_func, _1, _2, _3, _4, _5) \
- efi_call(5, (_func), (_1), (_2), (_3), (_4), (_5))
-#define _call_6(_func, _1, _2, _3, _4, _5, _6) \
- efi_call(6, (_func), (_1), (_2), (_3), (_4), (_5), (_6))
-#define _call_7(_func, _1, _2, _3, _4, _5, _6, _7) \
- efi_call(7, (_func), (_1), (_2), (_3), (_4), (_5), (_6), (_7))
-#define _call_8(_func, _1, _2, _3, _4, _5, _6, _7, _8) \
- efi_call(8, (_func), (_1), (_2), (_3), (_4), (_5), (_6), (_7), (_8))
-#define _call_9(_func, _1, _2, _3, _4, _5, _6, _7, _8, _9) \
- efi_call(9, (_func), (_1), (_2), (_3), (_4), (_5), (_6), (_7), (_8), (_9))
-#define _call_10(_func, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10) \
- efi_call(10, (_func), (_1), (_2), (_3), (_4), (_5), (_6), (_7), (_8), (_9), (_10))
-
-#define _efi_call_fn(_func, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _fn, ...) _fn
-
-#define EFI_CALL(...) \
- _efi_call_fn(__VA_ARGS__, _call_10, _call_9, _call_8, _call_7, _call_6, \
- _call_5, _call_4, _call_3, _call_2, _call_1, _call_0)(__VA_ARGS__)
+++ /dev/null
-/* $OpenBSD: efidev.c,v 1.4 2022/09/01 13:45:26 krw Exp $ */
-
-/*
- * Copyright (c) 1996 Michael Shalayeff
- * Copyright (c) 2003 Tobias Weingartner
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-#include <sys/param.h>
-#include <sys/reboot.h>
-#include <sys/disklabel.h>
-#include <lib/libz/zlib.h>
-#include <isofs/cd9660/iso.h>
-
-#include "libsa.h"
-#include "disk.h"
-
-#ifdef SOFTRAID
-#include <dev/softraidvar.h>
-#include <lib/libsa/softraid.h>
-#include "softraid_amd64.h"
-#endif
-
-#include <efi.h>
-#include "eficall.h"
-
-extern int debug;
-
-#include "efidev.h"
-#include "biosdev.h" /* for dklookup() */
-
-#define EFI_BLKSPERSEC(_ed) ((_ed)->blkio->Media->BlockSize / DEV_BSIZE)
-#define EFI_SECTOBLK(_ed, _n) ((_n) * EFI_BLKSPERSEC(_ed))
-
-struct efi_diskinfo {
- EFI_BLOCK_IO *blkio;
- UINT32 mediaid;
-};
-
-int bios_bootdev;
-static EFI_STATUS
- efid_io(int, efi_diskinfo_t, u_int, int, void *);
-static int efid_diskio(int, struct diskinfo *, u_int, int, void *);
-static int efi_getdisklabel_cd9660(efi_diskinfo_t, struct disklabel *);
-static u_int findopenbsd(efi_diskinfo_t, const char **);
-static u_int findopenbsd_gpt(efi_diskinfo_t, const char **);
-static int gpt_chk_mbr(struct dos_partition *, u_int64_t);
-
-void
-efid_init(struct diskinfo *dip, void *handle)
-{
- EFI_BLOCK_IO *blkio = handle;
-
- memset(dip, 0, sizeof(struct diskinfo));
- dip->efi_info = alloc(sizeof(struct efi_diskinfo));
- dip->efi_info->blkio = blkio;
- dip->efi_info->mediaid = blkio->Media->MediaId;
- dip->diskio = efid_diskio;
- dip->strategy = efistrategy;
-}
-
-static EFI_STATUS
-efid_io(int rw, efi_diskinfo_t ed, u_int off, int nsect, void *buf)
-{
- u_int blks, lba, i_lblks, i_tblks, i_nblks;
- EFI_STATUS status = EFI_SUCCESS;
- static u_char *iblk = NULL;
- static u_int iblksz = 0;
-
- /* block count of the intrisic block size in DEV_BSIZE */
- blks = EFI_BLKSPERSEC(ed);
- if (blks == 0)
- /* block size < 512. HP Stream 13 actually has such a disk. */
- return (EFI_UNSUPPORTED);
-
- /* leading and trailing unaligned blocks in intrisic block */
- i_lblks = ((off % blks) == 0)? 0 : blks - (off % blks);
- i_tblks = (nsect > i_lblks)? (off + nsect) % blks : 0;
-
- /* aligned blocks in intrisic block */
- i_nblks = (nsect > i_lblks + i_tblks)? nsect - (i_lblks + i_tblks) : 0;
-
- lba = (off + i_lblks) / blks;
-
- switch (rw) {
- case F_READ:
- /* allocate the space for reading unaligned blocks */
- if (ed->blkio->Media->BlockSize != DEV_BSIZE) {
- if (iblk && iblksz < ed->blkio->Media->BlockSize) {
- free(iblk, iblksz);
- iblk = NULL;
- }
- if (iblk == NULL) {
- iblk = alloc(ed->blkio->Media->BlockSize);
- iblksz = ed->blkio->Media->BlockSize;
- }
- }
- if (i_lblks > 0) {
- status = EFI_CALL(ed->blkio->ReadBlocks,
- ed->blkio, ed->mediaid, lba - 1,
- ed->blkio->Media->BlockSize, iblk);
- if (EFI_ERROR(status))
- goto on_eio;
- memcpy(buf, iblk + (blks - i_lblks) * DEV_BSIZE,
- min(nsect, i_lblks) * DEV_BSIZE);
- }
- if (i_nblks > 0) {
- status = EFI_CALL(ed->blkio->ReadBlocks,
- ed->blkio, ed->mediaid, lba,
- ed->blkio->Media->BlockSize * (i_nblks / blks),
- buf + (i_lblks * DEV_BSIZE));
- if (EFI_ERROR(status))
- goto on_eio;
- }
- if (i_tblks > 0) {
- status = EFI_CALL(ed->blkio->ReadBlocks,
- ed->blkio, ed->mediaid, lba + (i_nblks / blks),
- ed->blkio->Media->BlockSize, iblk);
- if (EFI_ERROR(status))
- goto on_eio;
- memcpy(buf + (i_lblks + i_nblks) * DEV_BSIZE, iblk,
- i_tblks * DEV_BSIZE);
- }
- break;
- case F_WRITE:
- if (ed->blkio->Media->ReadOnly)
- goto on_eio;
- /* XXX not yet */
- goto on_eio;
- break;
- }
- return (EFI_SUCCESS);
-
-on_eio:
- return (status);
-}
-
-static int
-efid_diskio(int rw, struct diskinfo *dip, u_int off, int nsect, void *buf)
-{
- EFI_STATUS status;
-
- status = efid_io(rw, dip->efi_info, off, nsect, buf);
-
- return ((EFI_ERROR(status))? -1 : 0);
-}
-
-/*
- * Returns 0 if the MBR with the provided partition array is a GPT protective
- * MBR, and returns 1 otherwise. A GPT protective MBR would have one and only
- * one MBR partition, an EFI partition that either covers the whole disk or as
- * much of it as is possible with a 32bit size field.
- *
- * Taken from kern/subr_disk.c.
- *
- * NOTE: MS always uses a size of UINT32_MAX for the EFI partition!**
- */
-static int
-gpt_chk_mbr(struct dos_partition *dp, u_int64_t dsize)
-{
- struct dos_partition *dp2;
- int efi, found, i;
- u_int32_t psize;
-
- found = efi = 0;
- for (dp2=dp, i=0; i < NDOSPART; i++, dp2++) {
- if (dp2->dp_typ == DOSPTYP_UNUSED)
- continue;
- found++;
- if (dp2->dp_typ != DOSPTYP_EFI)
- continue;
- psize = letoh32(dp2->dp_size);
- if (psize == (dsize - 1) ||
- psize == UINT32_MAX) {
- if (letoh32(dp2->dp_start) == 1)
- efi++;
- }
- }
- if (found == 1 && efi == 1)
- return (0);
-
- return (1);
-}
-
-/*
- * Try to find the disk address of the first MBR OpenBSD partition.
- *
- * N.B.: must boot from a partition within first 2^32-1 sectors!
- *
- * Called only if the MBR on sector 0 is *not* a protective MBR
- * and *does* have a valid signature.
- *
- * We don't check the signatures of EBR's, and they cannot be
- * protective MBR's so there is no need to check for that.
- */
-static u_int
-findopenbsd(efi_diskinfo_t ed, const char **err)
-{
- EFI_STATUS status;
- struct dos_mbr mbr;
- struct dos_partition *dp;
- u_int mbroff = DOSBBSECTOR;
- u_int mbr_eoff = DOSBBSECTOR; /* Offset of MBR extended partition. */
- int i, maxebr = DOS_MAXEBR, nextebr;
-
-again:
- if (!maxebr--) {
- *err = "too many extended partitions";
- return (-1);
- }
-
- /* Read MBR */
- bzero(&mbr, sizeof(mbr));
- status = efid_io(F_READ, ed, mbroff, 1, &mbr);
- if (EFI_ERROR(status)) {
- *err = "Disk I/O Error";
- return (-1);
- }
-
- /* Search for OpenBSD partition */
- nextebr = 0;
- for (i = 0; i < NDOSPART; i++) {
- dp = &mbr.dmbr_parts[i];
- if (!dp->dp_size)
- continue;
-#ifdef BIOS_DEBUG
- if (debug)
- printf("found partition %u: "
- "type %u (0x%x) offset %u (0x%x)\n",
- (int)(dp - mbr.dmbr_parts),
- dp->dp_typ, dp->dp_typ,
- dp->dp_start, dp->dp_start);
-#endif
- if (dp->dp_typ == DOSPTYP_OPENBSD) {
- if (dp->dp_start > (dp->dp_start + mbroff))
- continue;
- return (dp->dp_start + mbroff);
- }
-
- /*
- * Record location of next ebr if and only if this is the first
- * extended partition in this boot record!
- */
- if (!nextebr && (dp->dp_typ == DOSPTYP_EXTEND ||
- dp->dp_typ == DOSPTYP_EXTENDL)) {
- nextebr = dp->dp_start + mbr_eoff;
- if (nextebr < dp->dp_start)
- nextebr = (u_int)-1;
- if (mbr_eoff == DOSBBSECTOR)
- mbr_eoff = dp->dp_start;
- }
- }
-
- if (nextebr && nextebr != (u_int)-1) {
- mbroff = nextebr;
- goto again;
- }
-
- return (-1);
-}
-
-/*
- * Try to find the disk address of the first GPT OpenBSD partition.
- *
- * N.B.: must boot from a partition within first 2^32-1 sectors!
- *
- * Called only if the MBR on sector 0 *is* a protective MBR
- * with a valid signature and sector 1 is a valid GPT header.
- */
-static u_int
-findopenbsd_gpt(efi_diskinfo_t ed, const char **err)
-{
- EFI_STATUS status;
- struct gpt_header gh;
- int i, part, found;
- uint64_t lba;
- uint32_t orig_csum, new_csum;
- uint32_t ghsize, ghpartsize, ghpartnum, ghpartspersec;
- uint32_t gpsectors;
- const char openbsd_uuid_code[] = GPT_UUID_OPENBSD;
- struct gpt_partition gp;
- static struct uuid *openbsd_uuid = NULL, openbsd_uuid_space;
- static u_char buf[4096];
-
- /* Prepare OpenBSD UUID */
- if (openbsd_uuid == NULL) {
- /* XXX: should be replaced by uuid_dec_be() */
- memcpy(&openbsd_uuid_space, openbsd_uuid_code,
- sizeof(openbsd_uuid_space));
- openbsd_uuid_space.time_low =
- betoh32(openbsd_uuid_space.time_low);
- openbsd_uuid_space.time_mid =
- betoh16(openbsd_uuid_space.time_mid);
- openbsd_uuid_space.time_hi_and_version =
- betoh16(openbsd_uuid_space.time_hi_and_version);
-
- openbsd_uuid = &openbsd_uuid_space;
- }
-
- if (EFI_BLKSPERSEC(ed) > 8) {
- *err = "disk sector > 4096 bytes\n";
- return (-1);
- }
-
- /* LBA1: GPT Header */
- lba = 1;
- status = efid_io(F_READ, ed, EFI_SECTOBLK(ed, lba), EFI_BLKSPERSEC(ed),
- buf);
- if (EFI_ERROR(status)) {
- *err = "Disk I/O Error";
- return (-1);
- }
- memcpy(&gh, buf, sizeof(gh));
-
- /* Check signature */
- if (letoh64(gh.gh_sig) != GPTSIGNATURE) {
- *err = "bad GPT signature\n";
- return (-1);
- }
-
- if (letoh32(gh.gh_rev) != GPTREVISION) {
- *err = "bad GPT revision\n";
- return (-1);
- }
-
- ghsize = letoh32(gh.gh_size);
- if (ghsize < GPTMINHDRSIZE || ghsize > sizeof(struct gpt_header)) {
- *err = "bad GPT header size\n";
- return (-1);
- }
-
- /* Check checksum */
- orig_csum = gh.gh_csum;
- gh.gh_csum = 0;
- new_csum = crc32(0, (unsigned char *)&gh, ghsize);
- gh.gh_csum = orig_csum;
- if (letoh32(orig_csum) != new_csum) {
- *err = "bad GPT header checksum\n";
- return (-1);
- }
-
- lba = letoh64(gh.gh_part_lba);
- ghpartsize = letoh32(gh.gh_part_size);
- ghpartspersec = ed->blkio->Media->BlockSize / ghpartsize;
- ghpartnum = letoh32(gh.gh_part_num);
- gpsectors = (ghpartnum + ghpartspersec - 1) / ghpartspersec;
- new_csum = crc32(0L, Z_NULL, 0);
- found = 0;
- for (i = 0; i < gpsectors; i++, lba++) {
- status = efid_io(F_READ, ed, EFI_SECTOBLK(ed, lba),
- EFI_BLKSPERSEC(ed), buf);
- if (EFI_ERROR(status)) {
- *err = "Disk I/O Error";
- return (-1);
- }
- for (part = 0; part < ghpartspersec; part++) {
- if (ghpartnum == 0)
- break;
- new_csum = crc32(new_csum, buf + part * sizeof(gp),
- sizeof(gp));
- ghpartnum--;
- if (found)
- continue;
- memcpy(&gp, buf + part * sizeof(gp), sizeof(gp));
- if (memcmp(&gp.gp_type, openbsd_uuid,
- sizeof(struct uuid)) == 0)
- found = 1;
- }
- }
- if (new_csum != letoh32(gh.gh_part_csum)) {
- *err = "bad GPT entries checksum\n";
- return (-1);
- }
- if (found) {
- lba = letoh64(gp.gp_lba_start);
- /* Bootloaders do not current handle addresses > UINT_MAX! */
- if (lba > UINT_MAX || EFI_SECTOBLK(ed, lba) > UINT_MAX) {
- *err = "OpenBSD Partition LBA > 2**32 - 1";
- return (-1);
- }
- return (u_int)lba;
- }
-
- return (-1);
-}
-
-const char *
-efi_getdisklabel(efi_diskinfo_t ed, struct disklabel *label)
-{
- u_int start = 0;
- uint8_t buf[DEV_BSIZE];
- struct dos_partition dosparts[NDOSPART];
- EFI_STATUS status;
- const char *err = NULL;
- int error;
-
- /*
- * Read sector 0. Ensure it has a valid MBR signature.
- *
- * If it's a protective MBR then try to find the disklabel via
- * GPT. If it's not a protective MBR, try to find the disklabel
- * via MBR.
- */
- memset(buf, 0, sizeof(buf));
- status = efid_io(F_READ, ed, DOSBBSECTOR, 1, buf);
- if (EFI_ERROR(status))
- return ("Disk I/O Error");
-
- /* Check MBR signature. */
- if (buf[510] != 0x55 || buf[511] != 0xaa) {
- if (efi_getdisklabel_cd9660(ed, label) == 0)
- return (NULL);
- return ("invalid MBR signature");
- }
-
- memcpy(dosparts, buf+DOSPARTOFF, sizeof(dosparts));
-
- /* check for GPT protective MBR. */
- if (gpt_chk_mbr(dosparts, ed->blkio->Media->LastBlock + 1) == 0) {
- start = findopenbsd_gpt(ed, &err);
- if (start == (u_int)-1) {
- if (err != NULL)
- return (err);
- return ("no OpenBSD GPT partition");
- }
- } else {
- start = findopenbsd(ed, &err);
- if (start == (u_int)-1) {
- if (err != NULL)
- return (err);
- return "no OpenBSD MBR partition\n";
- }
- }
-
- /* Load BSD disklabel */
-#ifdef BIOS_DEBUG
- if (debug)
- printf("loading disklabel @ %u\n", start + DOS_LABELSECTOR);
-#endif
- /* read disklabel */
- error = efid_io(F_READ, ed, EFI_SECTOBLK(ed, start) + DOS_LABELSECTOR,
- 1, buf);
-
- if (error)
- return "failed to read disklabel";
-
- /* Fill in disklabel */
- return (getdisklabel(buf, label));
-}
-
-static int
-efi_getdisklabel_cd9660(efi_diskinfo_t ed, struct disklabel *label)
-{
- int off;
- uint8_t buf[DEV_BSIZE];
- EFI_STATUS status;
-
- for (off = 0; off < 100; off++) {
- status = efid_io(F_READ, ed,
- EFI_BLKSPERSEC(ed) * (16 + off), 1, buf);
- if (EFI_ERROR(status))
- return (-1);
- if (bcmp(buf + 1, ISO_STANDARD_ID, 5) != 0 ||
- buf[0] == ISO_VD_END)
- return (-1);
- if (buf[0] == ISO_VD_PRIMARY)
- break;
- }
- if (off >= 100)
- return (-1);
-
- /* Create an imaginary disk label */
- label->d_secsize = 2048;
- label->d_ntracks = 1;
- label->d_nsectors = 100;
- label->d_ncylinders = 1;
- label->d_secpercyl = label->d_ntracks * label->d_nsectors;
-
- strncpy(label->d_typename, "ATAPI CD-ROM", sizeof(label->d_typename));
- label->d_type = DTYPE_ATAPI;
-
- strncpy(label->d_packname, "fictitious", sizeof(label->d_packname));
- DL_SETDSIZE(label, 100);
-
- /* 'a' partition covering the "whole" disk */
- DL_SETPOFFSET(&label->d_partitions[0], 0);
- DL_SETPSIZE(&label->d_partitions[0], 100);
- label->d_partitions[0].p_fstype = FS_UNUSED;
-
- /* The raw partition is special */
- DL_SETPOFFSET(&label->d_partitions[RAW_PART], 0);
- DL_SETPSIZE(&label->d_partitions[RAW_PART], 100);
- label->d_partitions[RAW_PART].p_fstype = FS_UNUSED;
-
- label->d_npartitions = MAXPARTITIONS;
-
- label->d_magic = DISKMAGIC;
- label->d_magic2 = DISKMAGIC;
- label->d_checksum = dkcksum(label);
-
- return (0);
-}
-
-int
-efiopen(struct open_file *f, ...)
-{
-#ifdef SOFTRAID
- struct sr_boot_volume *bv;
-#endif
- register char *cp, **file;
- dev_t maj, unit, part;
- struct diskinfo *dip;
- int biosdev, devlen;
-#if 0
- const char *st;
-#endif
- va_list ap;
- char *dev;
-
- va_start(ap, f);
- cp = *(file = va_arg(ap, char **));
- va_end(ap);
-
-#ifdef EFI_DEBUG
- if (debug)
- printf("%s\n", cp);
-#endif
-
- f->f_devdata = NULL;
-
- /* Search for device specification. */
- dev = cp;
- if (cp[4] == ':')
- devlen = 2;
- else if (cp[5] == ':')
- devlen = 3;
- else
- return ENOENT;
- cp += devlen;
-
- /* Get unit. */
- if ('0' <= *cp && *cp <= '9')
- unit = *cp++ - '0';
- else {
- printf("Bad unit number\n");
- return EUNIT;
- }
-
- /* Get partition. */
- if ('a' <= *cp && *cp <= 'p')
- part = *cp++ - 'a';
- else {
- printf("Bad partition\n");
- return EPART;
- }
-
- /* Get filename. */
- cp++; /* skip ':' */
- if (*cp != 0)
- *file = cp;
- else
- f->f_flags |= F_RAW;
-
-#ifdef SOFTRAID
- /* Intercept softraid disks. */
- if (strncmp("sr", dev, 2) == 0) {
-
- /* Create a fake diskinfo for this softraid volume. */
- SLIST_FOREACH(bv, &sr_volumes, sbv_link)
- if (bv->sbv_unit == unit)
- break;
- if (bv == NULL) {
- printf("Unknown device: sr%d\n", unit);
- return EADAPT;
- }
-
- if ((bv->sbv_level == 'C' || bv->sbv_level == 0x1C) &&
- bv->sbv_keys == NULL) {
- if (sr_crypto_unlock_volume(bv) != 0)
- return EPERM;
- }
-
- if (bv->sbv_diskinfo == NULL) {
- dip = alloc(sizeof(struct diskinfo));
- bzero(dip, sizeof(*dip));
- dip->diskio = efid_diskio;
- dip->strategy = efistrategy;
- bv->sbv_diskinfo = dip;
- dip->sr_vol = bv;
- dip->bios_info.flags |= BDI_BADLABEL;
- }
-
- dip = bv->sbv_diskinfo;
-
- if (dip->bios_info.flags & BDI_BADLABEL) {
- /* Attempt to read disklabel. */
- bv->sbv_part = 'c';
- if (sr_getdisklabel(bv, &dip->disklabel))
- return ERDLAB;
- dip->bios_info.flags &= ~BDI_BADLABEL;
- check_hibernate(dip);
- }
-
- bv->sbv_part = part + 'a';
-
- bootdev_dip = dip;
- f->f_devdata = dip;
-
- return 0;
- }
-#endif
- for (maj = 0; maj < nbdevs &&
- strncmp(dev, bdevs[maj], devlen); maj++);
- if (maj >= nbdevs) {
- printf("Unknown device: ");
- for (cp = *file; *cp != ':'; cp++)
- putchar(*cp);
- putchar('\n');
- return EADAPT;
- }
-
- biosdev = unit;
- switch (maj) {
- case 0: /* wd */
- case 4: /* sd */
- case 17: /* hd */
- biosdev |= 0x80;
- break;
- case 2: /* fd */
- break;
- case 6: /* cd */
- biosdev |= 0xe0;
- break;
- default:
- return ENXIO;
- }
-
- /* Find device */
- dip = dklookup(biosdev);
- if (dip == NULL)
- return ENXIO;
- bootdev_dip = dip;
-
- /* Fix up bootdev */
- { dev_t bsd_dev;
- bsd_dev = dip->bios_info.bsd_dev;
- dip->bsddev = MAKEBOOTDEV(B_TYPE(bsd_dev), B_ADAPTOR(bsd_dev),
- B_CONTROLLER(bsd_dev), unit, part);
- dip->bootdev = MAKEBOOTDEV(B_TYPE(bsd_dev), B_ADAPTOR(bsd_dev),
- B_CONTROLLER(bsd_dev), B_UNIT(bsd_dev), part);
- }
-
-#if 0
- dip->bios_info.bsd_dev = dip->bootdev;
- bootdev = dip->bootdev;
-#endif
-
-#ifdef EFI_DEBUG
- if (debug) {
- printf("BIOS geometry: heads=%u, s/t=%u; EDD=%d\n",
- dip->bios_info.bios_heads, dip->bios_info.bios_sectors,
- dip->bios_info.bios_edd);
- }
-#endif
-
-#if 0
-/*
- * XXX In UEFI, media change can be detected by MediaID
- */
- /* Try for disklabel again (might be removable media) */
- if (dip->bios_info.flags & BDI_BADLABEL) {
- st = efi_getdisklabel(dip->efi_info, &dip->disklabel);
-#ifdef EFI_DEBUG
- if (debug && st)
- printf("%s\n", st);
-#endif
- if (!st) {
- dip->bios_info.flags &= ~BDI_BADLABEL;
- dip->bios_info.flags |= BDI_GOODLABEL;
- } else
- return ERDLAB;
- }
-#endif
- f->f_devdata = dip;
-
- return 0;
-}
-
-int
-efistrategy(void *devdata, int rw, daddr_t blk, size_t size, void *buf,
- size_t *rsize)
-{
- struct diskinfo *dip = (struct diskinfo *)devdata;
- u_int8_t error = 0;
- size_t nsect;
-
-#ifdef SOFTRAID
- /* Intercept strategy for softraid volumes. */
- if (dip->sr_vol)
- return sr_strategy(dip->sr_vol, rw, blk, size, buf, rsize);
-#endif
- nsect = (size + DEV_BSIZE - 1) / DEV_BSIZE;
- blk += DL_SECTOBLK(&dip->disklabel,
- dip->disklabel.d_partitions[B_PARTITION(dip->bsddev)].p_offset);
-
- if (blk < 0)
- error = EINVAL;
- else
- error = dip->diskio(rw, dip, blk, nsect, buf);
-
-#ifdef EFI_DEBUG
- if (debug) {
- if (error != 0)
- printf("=0x%x(%s)", error, error);
- putchar('\n');
- }
-#endif
- if (rsize != NULL)
- *rsize = nsect * DEV_BSIZE;
-
- return (error);
-}
-
-int
-eficlose(struct open_file *f)
-{
- f->f_devdata = NULL;
-
- return 0;
-}
-
-int
-efiioctl(struct open_file *f, u_long cmd, void *data)
-{
-
- return 0;
-}
-
-void
-efi_dump_diskinfo(void)
-{
- efi_diskinfo_t ed;
- struct diskinfo *dip;
- bios_diskinfo_t *bdi;
- uint64_t siz;
- const char *sizu;
-
- printf("Disk\tBlkSiz\tIoAlign\tSize\tFlags\tChecksum\n");
- TAILQ_FOREACH(dip, &disklist, list) {
- bdi = &dip->bios_info;
- ed = dip->efi_info;
-
- siz = (ed->blkio->Media->LastBlock + 1) *
- ed->blkio->Media->BlockSize;
- siz /= 1024 * 1024;
- if (siz < 10000)
- sizu = "MB";
- else {
- siz /= 1024;
- sizu = "GB";
- }
-
- printf("%cd%d\t%u\t%u\t%u%s\t0x%x\t0x%x\t%s\n",
- (B_TYPE(bdi->bsd_dev) == 6)? 'c' : 'h',
- (bdi->bios_number & 0x1f),
- ed->blkio->Media->BlockSize,
- ed->blkio->Media->IoAlign, (unsigned)siz, sizu,
- bdi->flags, bdi->checksum,
- (ed->blkio->Media->RemovableMedia)? "Removable" : "");
- }
-}
+++ /dev/null
-/* $OpenBSD: efidev.h,v 1.2 2020/12/09 18:10:18 krw Exp $ */
-
-/*
- * Copyright (c) 1996 Michael Shalayeff
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-/* efidev.c */
-void efid_init(struct diskinfo *, void *handle);
-const char *efi_getdisklabel(efi_diskinfo_t, struct disklabel *);
-int efiopen(struct open_file *, ...);
-int efistrategy(void *, int, daddr_t, size_t, void *, size_t *);
-int eficlose(struct open_file *);
-int efiioctl(struct open_file *, u_long, void *);
-void efi_dump_diskinfo(void);
+++ /dev/null
-/* $OpenBSD: efipxe.c,v 1.6 2021/03/11 11:16:55 jsg Exp $ */
-/*
- * Copyright (c) 2017 Patrick Wildt <patrick@blueri.se>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/param.h>
-#include <sys/disklabel.h>
-#include <machine/biosvar.h>
-
-#include <libsa.h>
-#include <lib/libsa/tftp.h>
-
-#include "disk.h"
-
-#include <efi.h>
-#include <efiapi.h>
-#include "eficall.h"
-#include "efiboot.h"
-
-extern EFI_BOOT_SERVICES *BS;
-extern EFI_DEVICE_PATH *efi_bootdp;
-
-extern char *bootmac;
-static UINT8 boothw[16];
-static EFI_IP_ADDRESS bootip, servip;
-static EFI_GUID devp_guid = DEVICE_PATH_PROTOCOL;
-static EFI_GUID pxe_guid = EFI_PXE_BASE_CODE_PROTOCOL;
-static EFI_PXE_BASE_CODE *PXE = NULL;
-
-extern int efi_device_path_depth(EFI_DEVICE_PATH *dp, int);
-extern int efi_device_path_ncmp(EFI_DEVICE_PATH *, EFI_DEVICE_PATH *, int);
-
-/*
- * TFTP initial probe. This function discovers PXE handles and tries
- * to figure out if there has already been a successful PXE handshake.
- * If so, set the PXE variable.
- */
-void
-efi_pxeprobe(void)
-{
- EFI_PXE_BASE_CODE *pxe;
- EFI_DEVICE_PATH *dp0;
- EFI_HANDLE *handles;
- EFI_STATUS status;
- UINTN nhandles;
- int i, depth;
-
- if (efi_bootdp == NULL)
- return;
-
- status = EFI_CALL(BS->LocateHandleBuffer, ByProtocol, &pxe_guid, NULL,
- &nhandles, &handles);
- if (status != EFI_SUCCESS)
- return;
-
- for (i = 0; i < nhandles; i++) {
- EFI_PXE_BASE_CODE_DHCPV4_PACKET *dhcp;
-
- status = EFI_CALL(BS->HandleProtocol, handles[i],
- &devp_guid, (void **)&dp0);
- if (status != EFI_SUCCESS)
- continue;
-
- depth = efi_device_path_depth(efi_bootdp, MESSAGING_DEVICE_PATH);
- if (depth == -1 || efi_device_path_ncmp(efi_bootdp, dp0, depth))
- continue;
-
- status = EFI_CALL(BS->HandleProtocol, handles[i], &pxe_guid,
- (void **)&pxe);
- if (status != EFI_SUCCESS)
- continue;
-
- if (pxe->Mode == NULL)
- continue;
-
- dhcp = (EFI_PXE_BASE_CODE_DHCPV4_PACKET *)&pxe->Mode->DhcpAck;
- memcpy(&bootip, dhcp->BootpYiAddr, sizeof(bootip));
- memcpy(&servip, dhcp->BootpSiAddr, sizeof(servip));
- memcpy(boothw, dhcp->BootpHwAddr, sizeof(boothw));
- bootmac = boothw;
- PXE = pxe;
-
- /*
- * It is expected that bootdev_dip exists. Usually
- * efiopen() sets the pointer. Create a fake disk
- * for the TFTP case.
- */
- bootdev_dip = alloc(sizeof(struct diskinfo));
- memset(bootdev_dip, 0, sizeof(struct diskinfo));
- memset(bootdev_dip->disklabel.d_uid, 0xff,
- sizeof(bootdev_dip->disklabel.d_uid));
- break;
- }
-}
-
-/*
- * TFTP filesystem layer implementation.
- */
-struct tftp_handle {
- unsigned char *inbuf; /* input buffer */
- size_t inbufsize;
- off_t inbufoff;
-};
-
-struct fs_ops tftp_fs = {
- tftp_open, tftp_close, tftp_read, tftp_write, tftp_seek,
- tftp_stat, tftp_readdir
-};
-
-int
-tftp_open(char *path, struct open_file *f)
-{
- struct tftp_handle *tftpfile;
- EFI_PHYSICAL_ADDRESS addr;
- EFI_STATUS status;
- UINT64 size;
-
- if (strcmp("TFTP", f->f_dev->dv_name) != 0)
- return ENXIO;
-
- if (PXE == NULL)
- return ENXIO;
-
- tftpfile = alloc(sizeof(*tftpfile));
- if (tftpfile == NULL)
- return ENOMEM;
- memset(tftpfile, 0, sizeof(*tftpfile));
-
- status = EFI_CALL(PXE->Mtftp, PXE, EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE,
- NULL, FALSE, &size, NULL, &servip, path, NULL, FALSE);
- if (status != EFI_SUCCESS) {
- free(tftpfile, sizeof(*tftpfile));
- return ENOENT;
- }
- tftpfile->inbufsize = size;
-
- if (tftpfile->inbufsize == 0)
- goto out;
-
- status = EFI_CALL(BS->AllocatePages, AllocateAnyPages, EfiLoaderData,
- EFI_SIZE_TO_PAGES(tftpfile->inbufsize), &addr);
- if (status != EFI_SUCCESS) {
- free(tftpfile, sizeof(*tftpfile));
- return ENOMEM;
- }
- tftpfile->inbuf = (unsigned char *)((paddr_t)addr);
-
- status = EFI_CALL(PXE->Mtftp, PXE, EFI_PXE_BASE_CODE_TFTP_READ_FILE,
- tftpfile->inbuf, FALSE, &size, NULL, &servip, path, NULL, FALSE);
- if (status != EFI_SUCCESS) {
- free(tftpfile, sizeof(*tftpfile));
- return ENXIO;
- }
-out:
- f->f_fsdata = tftpfile;
- return 0;
-}
-
-int
-tftp_close(struct open_file *f)
-{
- struct tftp_handle *tftpfile = f->f_fsdata;
-
- if (tftpfile->inbuf != NULL)
- EFI_CALL(BS->FreePages, (paddr_t)tftpfile->inbuf,
- EFI_SIZE_TO_PAGES(tftpfile->inbufsize));
- free(tftpfile, sizeof(*tftpfile));
- return 0;
-}
-
-int
-tftp_read(struct open_file *f, void *addr, size_t size, size_t *resid)
-{
- struct tftp_handle *tftpfile = f->f_fsdata;
- size_t toread;
-
- if (size > tftpfile->inbufsize - tftpfile->inbufoff)
- toread = tftpfile->inbufsize - tftpfile->inbufoff;
- else
- toread = size;
-
- if (toread != 0) {
- memcpy(addr, tftpfile->inbuf + tftpfile->inbufoff, toread);
- tftpfile->inbufoff += toread;
- }
-
- if (resid != NULL)
- *resid = size - toread;
- return 0;
-}
-
-int
-tftp_write(struct open_file *f, void *start, size_t size, size_t *resid)
-{
- return EROFS;
-}
-
-off_t
-tftp_seek(struct open_file *f, off_t offset, int where)
-{
- struct tftp_handle *tftpfile = f->f_fsdata;
-
- switch(where) {
- case SEEK_CUR:
- if (tftpfile->inbufoff + offset < 0 ||
- tftpfile->inbufoff + offset > tftpfile->inbufsize) {
- errno = EOFFSET;
- break;
- }
- tftpfile->inbufoff += offset;
- return (tftpfile->inbufoff);
- case SEEK_SET:
- if (offset < 0 || offset > tftpfile->inbufsize) {
- errno = EOFFSET;
- break;
- }
- tftpfile->inbufoff = offset;
- return (tftpfile->inbufoff);
- case SEEK_END:
- tftpfile->inbufoff = tftpfile->inbufsize;
- return (tftpfile->inbufoff);
- default:
- errno = EINVAL;
- }
- return((off_t)-1);
-}
-
-int
-tftp_stat(struct open_file *f, struct stat *sb)
-{
- struct tftp_handle *tftpfile = f->f_fsdata;
-
- sb->st_mode = 0444;
- sb->st_nlink = 1;
- sb->st_uid = 0;
- sb->st_gid = 0;
- sb->st_size = tftpfile->inbufsize;
-
- return 0;
-}
-
-int
-tftp_readdir(struct open_file *f, char *name)
-{
- return EOPNOTSUPP;
-}
-
-/*
- * Dummy TFTP network device.
- */
-int
-tftpopen(struct open_file *f, ...)
-{
- char **fname, *p;
- va_list ap;
-
- va_start(ap, f);
- fname = va_arg(ap, char **);
- va_end(ap);
-
- /* No PXE set -> no PXE available */
- if (PXE == NULL)
- return 1;
-
- /* Parse tftp:bsd into "tftp" and "bsd" */
- for (p = *fname; *p != ':' && *p != '\0'; p++)
- ;
- if (*p != ':')
- return 1;
- if (strncmp(*fname, "tftp", p - *fname) != 0)
- return 1;
-
- *fname = p + 1;
- return 0;
-}
-
-int
-tftpclose(struct open_file *f)
-{
- return 0;
-}
-
-int
-tftpioctl(struct open_file *f, u_long cmd, void *data)
-{
- return EOPNOTSUPP;
-}
-
-int
-tftpstrategy(void *devdata, int rw, daddr_t blk, size_t size, void *buf,
- size_t *rsize)
-{
- return EOPNOTSUPP;
-}
+++ /dev/null
-/* $OpenBSD: efipxe.h,v 1.2 2020/12/09 18:10:18 krw Exp $ */
-/*
- * Copyright (c) 2017 Patrick Wildt <patrick@blueri.se>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-int tftpopen(struct open_file *, ...);
-int tftpclose(struct open_file *);
-int tftpioctl(struct open_file *, u_long, void *);
-int tftpstrategy(void *, int, daddr_t, size_t, void *, size_t *);
+++ /dev/null
-/* $OpenBSD: efirng.c,v 1.2 2020/05/25 14:53:59 deraadt Exp $ */
-
-/*
- * Copyright (c) 2018 Mark Kettenis <kettenis@openbsd.org>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <sys/param.h>
-
-#include <efi.h>
-#include <efiapi.h>
-
-#include "eficall.h"
-#include "libsa.h"
-
-extern EFI_BOOT_SERVICES *BS;
-
-/* Random Number Generator Protocol */
-
-#define EFI_RNG_PROTOCOL_GUID \
- { 0x3152bca5, 0xeade, 0x433d, {0x86, 0x2e, 0xc0, 0x1c, 0xdc, 0x29, 0x1f, 0x44} }
-
-INTERFACE_DECL(_EFI_RNG_PROTOCOL);
-
-typedef EFI_GUID EFI_RNG_ALGORITHM;
-
-typedef
-EFI_STATUS
-(EFIAPI *EFI_RNG_GET_INFO) (
- IN struct _EFI_RNG_PROTOCOL *This,
- IN OUT UINTN *RNGAlgorithmListSize,
- OUT EFI_RNG_ALGORITHM *RNGAlgorithmList
- );
-
-typedef
-EFI_STATUS
-(EFIAPI *EFI_RNG_GET_RNG) (
- IN struct _EFI_RNG_PROTOCOL *This,
- IN EFI_RNG_ALGORITHM *RNGAlgorithm, OPTIONAL
- IN UINTN RNGValueLength,
- OUT UINT8 *RNGValue
- );
-
-typedef struct _EFI_RNG_PROTOCOL {
- EFI_RNG_GET_INFO GetInfo;
- EFI_RNG_GET_RNG GetRNG;
-} EFI_RNG_PROTOCOL;
-
-static EFI_GUID rng_guid = EFI_RNG_PROTOCOL_GUID;
-
-int
-fwrandom(char *buf, size_t buflen)
-{
- EFI_STATUS status;
- EFI_RNG_PROTOCOL *rng = NULL;
- UINT8 *random;
- size_t i;
- int ret = 0;
-
- status = EFI_CALL(BS->LocateProtocol, &rng_guid, NULL, (void **)&rng);
- if (rng == NULL || EFI_ERROR(status))
- return -1;
-
- random = alloc(buflen);
-
- status = EFI_CALL(rng->GetRNG, rng, NULL, buflen, random);
- if (EFI_ERROR(status)) {
- printf("RNG GetRNG() failed (%d)\n", status);
- ret = -1;
- goto out;
- }
-
- for (i = 0; i < buflen; i++)
- buf[i] ^= random[i];
-
-out:
- free(random, buflen);
- return ret;
-}
+++ /dev/null
-/* $OpenBSD: exec_i386.c,v 1.4 2023/02/23 19:48:21 miod Exp $ */
-
-/*
- * Copyright (c) 1997-1998 Michael Shalayeff
- * Copyright (c) 1997 Tobias Weingartner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-#include <sys/param.h>
-#include <sys/disklabel.h>
-#include <dev/cons.h>
-#include <lib/libsa/loadfile.h>
-#include <machine/biosvar.h>
-#include <machine/specialreg.h>
-#include <stand/boot/bootarg.h>
-
-#include "cmd.h"
-#include "disk.h"
-#include "libsa.h"
-
-#ifdef SOFTRAID
-#include <dev/softraidvar.h>
-#include <lib/libsa/softraid.h>
-#include "softraid_amd64.h"
-#endif
-
-#include "efiboot.h"
-
-typedef void (*startfuncp)(int, int, int, int, int, int, int, int)
- __attribute__ ((noreturn));
-
-void ucode_load(void);
-extern struct cmd_state cmd;
-
-char *bootmac = NULL;
-
-void
-run_loadfile(uint64_t *marks, int howto)
-{
- u_long entry;
-#ifdef EXEC_DEBUG
- extern int debug;
-#endif
- dev_t bootdev = bootdev_dip->bootdev;
- size_t ac = BOOTARG_LEN;
- caddr_t av = (caddr_t)BOOTARG_OFF;
- bios_consdev_t cd;
- extern int com_speed; /* from bioscons.c */
- extern int com_addr;
- bios_ddb_t ddb;
- extern int db_console;
- bios_bootduid_t bootduid;
-#ifdef SOFTRAID
- bios_bootsr_t bootsr;
- struct sr_boot_volume *bv;
-#endif
- int i;
- u_long delta;
- extern u_long efi_loadaddr;
-
- if ((av = alloc(ac)) == NULL)
- panic("alloc for bootarg");
- efi_makebootargs();
- delta = -efi_loadaddr;
- if (sa_cleanup != NULL)
- (*sa_cleanup)();
-
- cd.consdev = cn_tab->cn_dev;
- cd.conspeed = com_speed;
- cd.consaddr = com_addr;
- cd.consfreq = 0;
- addbootarg(BOOTARG_CONSDEV, sizeof(cd), &cd);
-
- if (bootmac != NULL)
- addbootarg(BOOTARG_BOOTMAC, sizeof(bios_bootmac_t), bootmac);
-
- if (db_console != -1) {
- ddb.db_console = db_console;
- addbootarg(BOOTARG_DDB, sizeof(ddb), &ddb);
- }
-
- bcopy(bootdev_dip->disklabel.d_uid, &bootduid.duid, sizeof(bootduid));
- addbootarg(BOOTARG_BOOTDUID, sizeof(bootduid), &bootduid);
-
- ucode_load();
-
-#ifdef SOFTRAID
- if (bootdev_dip->sr_vol != NULL) {
- bv = bootdev_dip->sr_vol;
- bzero(&bootsr, sizeof(bootsr));
- bcopy(&bv->sbv_uuid, &bootsr.uuid, sizeof(bootsr.uuid));
- if (bv->sbv_maskkey != NULL)
- bcopy(bv->sbv_maskkey, &bootsr.maskkey,
- sizeof(bootsr.maskkey));
- addbootarg(BOOTARG_BOOTSR, sizeof(bios_bootsr_t), &bootsr);
- explicit_bzero(&bootsr, sizeof(bootsr));
- }
-
- sr_clear_keys();
-#endif
-
- entry = marks[MARK_ENTRY] & 0x0fffffff;
- entry += delta;
-
- printf("entry point at 0x%lx\n", entry);
-
- /* Sync the memory map and call ExitBootServices() */
- efi_cleanup();
-
- /* Pass memory map to the kernel */
- mem_pass();
-
- makebootargs32(av, &ac);
-
- /*
- * Move the loaded kernel image to the usual place after calling
- * ExitBootServices().
- */
- memmove((void *)marks[MARK_START] + delta, (void *)marks[MARK_START],
- marks[MARK_END] - marks[MARK_START]);
- for (i = 0; i < MARK_MAX; i++)
- marks[i] += delta;
-
- (*run_i386)((u_long)run_i386, entry, howto, bootdev, BOOTARG_APIVER,
- marks[MARK_END], extmem, cnvmem, ac, (intptr_t)av);
-
- /* not reached */
-}
-
-void
-ucode_load(void)
-{
- uint32_t model, family, stepping;
- uint32_t dummy, signature;
- uint32_t vendor[4];
- bios_ucode_t uc;
- struct stat sb;
- char path[128];
- size_t buflen;
- char *buf;
- int fd;
-
- CPUID(0, dummy, vendor[0], vendor[2], vendor[1]);
- vendor[3] = 0; /* NULL-terminate */
- if (strcmp((char *)vendor, "GenuineIntel") != 0)
- return;
-
- CPUID(1, signature, dummy, dummy, dummy);
- family = (signature >> 8) & 0x0f;
- model = (signature >> 4) & 0x0f;
- if (family == 0x6 || family == 0xf) {
- family += (signature >> 20) & 0xff;
- model += ((signature >> 16) & 0x0f) << 4;
- }
- stepping = (signature >> 0) & 0x0f;
-
- snprintf(path, sizeof(path), "%s:/etc/firmware/intel/%02x-%02x-%02x",
- cmd.bootdev, family, model, stepping);
-
- fd = open(path, O_RDONLY);
- if (fd == -1)
- return;
-
- if (fstat(fd, &sb) == -1)
- return;
-
- buflen = sb.st_size;
- if (buflen > 128*1024) {
- printf("ucode too large\n");
- return;
- }
-
- buf = (char *)(1*1024*1024);
-
- if (read(fd, buf, buflen) != buflen) {
- close(fd);
- return;
- }
-
- uc.uc_addr = (uint64_t)buf;
- uc.uc_size = (uint64_t)buflen;
- addbootarg(BOOTARG_UCODE, sizeof(uc), &uc);
-
- close(fd);
-}
+++ /dev/null
-/* $OpenBSD: heap.h,v 1.1 2019/05/11 02:36:10 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-#include <efi.h>
-
-static char *top = NULL;
-#define NEEDS_HEAP_INIT 1
-
-static void
-heap_init(void)
-{
- extern EFI_PHYSICAL_ADDRESS heap;
- if (top == NULL)
- top = (char *)(uintptr_t)heap;
-}
+++ /dev/null
-/* Same as elf_x86_64_fbsd_efi.lds, except for OUTPUT_FORMAT below - KEEP IN SYNC */
-OUTPUT_FORMAT("elf64-x86-64", "elf64-x86-64", "elf64-x86-64")
-OUTPUT_ARCH(i386:x86-64)
-ENTRY(_start)
-SECTIONS
-{
- . = 0;
- ImageBase = .;
- .hash : { *(.hash) } /* this MUST come first! */
- . = ALIGN(4096);
- .eh_frame :
- {
- *(.eh_frame)
- }
- . = ALIGN(4096);
- .text :
- {
- *(.text)
- *(.text.*)
- *(.gnu.linkonce.t.*)
- }
- . = ALIGN(4096);
- .reloc :
- {
- *(.reloc)
- }
- . = ALIGN(4096);
- .data :
- {
- *(.rodata*)
- *(.got.plt)
- *(.got)
- *(.data*)
- *(.sdata)
- /* the EFI loader doesn't seem to like a .bss section, so we stick
- it all into .data: */
- *(.sbss)
- *(.scommon)
- *(.dynbss)
- *(.bss)
- *(COMMON)
- *(.rel.local)
- }
- . = ALIGN(4096);
- .dynamic : { *(.dynamic) }
- . = ALIGN(4096);
- .rela :
- {
- *(.rela.data*)
- *(.rela.got)
- *(.rela.stab)
- }
- . = ALIGN(4096);
- .dynsym : { *(.dynsym) }
- . = ALIGN(4096);
- .dynstr : { *(.dynstr) }
- . = ALIGN(4096);
- .ignored.reloc :
- {
- *(.rela.reloc)
- *(.eh_frame)
- *(.note.GNU-stack)
- }
- .comment 0 : { *(.comment) }
-}
+++ /dev/null
-/* $OpenBSD: machdep.c,v 1.1 2019/05/11 02:36:10 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2004 Tom Cosgrove
- * Copyright (c) 1997-1999 Michael Shalayeff
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
- * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT,
- * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
- * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
- * THE POSSIBILITY OF SUCH DAMAGE.
- */
-
-#include "libsa.h"
-#include "biosdev.h"
-#include <machine/apmvar.h>
-#include <machine/biosvar.h>
-#include <machine/specialreg.h>
-#include <machine/vmmvar.h>
-
-#include "efiboot.h"
-
-volatile struct BIOS_regs BIOS_regs;
-
-#if defined(DEBUG)
-#define CKPT(c) (*(u_int16_t*)0xb8148 = 0x4700 + (c))
-#else
-#define CKPT(c) /* c */
-#endif
-
-const char *vmm_hv_signature = VMM_HV_SIGNATURE;
-
-void
-machdep(void)
-{
- int i, j, vmm = 0;
- struct i386_boot_probes *pr;
- uint32_t dummy, ebx, ecx, edx;
- dev_t dev;
-
- /*
- * The list of probe routines is now in conf.c.
- */
- for (i = 0; i < nibprobes; i++) {
- pr = &probe_list[i];
- if (pr != NULL) {
- printf("%s:", pr->name);
-
- for (j = 0; j < pr->count; j++) {
- (*(pr->probes)[j])();
- }
-
- printf("\n");
- }
- }
-
- CPUID(0x1, dummy, dummy, ecx, dummy);
- if (ecx & CPUIDECX_HV) {
- CPUID(0x40000000, dummy, ebx, ecx, edx);
- if (memcmp(&ebx, &vmm_hv_signature[0], sizeof(uint32_t)) == 0 &&
- memcmp(&ecx, &vmm_hv_signature[4], sizeof(uint32_t)) == 0 &&
- memcmp(&edx, &vmm_hv_signature[8], sizeof(uint32_t)) == 0)
- vmm = 1;
- }
-
- /* Set console to com0/115200 by default in vmm */
- if (vmm) {
- dev = ttydev("com0");
- cnspeed(dev, 115200);
- cnset(dev);
- }
-}
-
-int
-check_skip_conf(void)
-{
- /* Return non-zero (skip boot.conf) if Control "shift" key down */
- return (efi_cons_getshifts(0) & 0x04);
-}
+++ /dev/null
-/* $OpenBSD: memprobe.c,v 1.1 2019/05/11 02:36:10 mlarkin Exp $ */
-
-/*
- * Copyright (c) 1997-1999 Michael Shalayeff
- * Copyright (c) 1997-1999 Tobias Weingartner
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
- * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
- * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- */
-
-#include <sys/param.h>
-#include <machine/biosvar.h>
-#include <dev/isa/isareg.h>
-#include <stand/boot/bootarg.h>
-#include "libsa.h"
-
-u_int cnvmem, extmem; /* XXX - compatibility */
-
-bios_memmap_t bios_memmap[64]; /* This is easier */
-
-void
-dump_biosmem(bios_memmap_t *tm)
-{
- register bios_memmap_t *p;
- register u_int total = 0;
-
- if (tm == NULL)
- tm = bios_memmap;
-
- for (p = tm; p->type != BIOS_MAP_END; p++) {
- printf("Region %ld: type %u at 0x%llx for %uKB\n",
- (long)(p - tm), p->type, p->addr,
- (u_int)(p->size / 1024));
-
- if (p->type == BIOS_MAP_FREE)
- total += p->size / 1024;
- }
-
- printf("Low ram: %dKB High ram: %dKB\n", cnvmem, extmem);
- printf("Total free memory: %uKB\n", total);
-}
-
-int
-mem_limit(long long ml)
-{
- register bios_memmap_t *p;
-
- for (p = bios_memmap; p->type != BIOS_MAP_END; p++) {
- register int64_t sp = p->addr, ep = p->addr + p->size;
-
- if (p->type != BIOS_MAP_FREE)
- continue;
-
- /* Wholly above limit, nuke it */
- if ((sp >= ml) && (ep >= ml)) {
- bcopy (p + 1, p, (char *)bios_memmap +
- sizeof(bios_memmap) - (char *)p);
- } else if ((sp < ml) && (ep >= ml)) {
- p->size -= (ep - ml);
- }
- }
- return 0;
-}
-
-int
-mem_delete(long long sa, long long ea)
-{
- register bios_memmap_t *p;
-
- for (p = bios_memmap; p->type != BIOS_MAP_END; p++) {
- if (p->type == BIOS_MAP_FREE) {
- register int64_t sp = p->addr, ep = p->addr + p->size;
-
- /* can we eat it as a whole? */
- if ((sa - sp) <= PAGE_SIZE && (ep - ea) <= PAGE_SIZE) {
- bcopy(p + 1, p, (char *)bios_memmap +
- sizeof(bios_memmap) - (char *)p);
- break;
- /* eat head or legs */
- } else if (sa <= sp && sp < ea) {
- p->addr = ea;
- p->size = ep - ea;
- break;
- } else if (sa < ep && ep <= ea) {
- p->size = sa - sp;
- break;
- } else if (sp < sa && ea < ep) {
- /* bite in half */
- bcopy(p, p + 1, (char *)bios_memmap +
- sizeof(bios_memmap) - (char *)p -
- sizeof(bios_memmap[0]));
- p[1].addr = ea;
- p[1].size = ep - ea;
- p->size = sa - sp;
- break;
- }
- }
- }
- return 0;
-}
-
-int
-mem_add(long long sa, long long ea)
-{
- register bios_memmap_t *p;
-
- for (p = bios_memmap; p->type != BIOS_MAP_END; p++) {
- if (p->type == BIOS_MAP_FREE) {
- register int64_t sp = p->addr, ep = p->addr + p->size;
-
- /* is it already there? */
- if (sp <= sa && ea <= ep) {
- break;
- /* join head or legs */
- } else if (sa < sp && sp <= ea) {
- p->addr = sa;
- p->size = ep - sa;
- break;
- } else if (sa <= ep && ep < ea) {
- p->size = ea - sp;
- break;
- } else if (ea < sp) {
- /* insert before */
- bcopy(p, p + 1, (char *)bios_memmap +
- sizeof(bios_memmap) - (char *)(p - 1));
- p->addr = sa;
- p->size = ea - sa;
- break;
- }
- }
- }
-
- /* meaning add new item at the end of the list */
- if (p->type == BIOS_MAP_END) {
- p[1] = p[0];
- p->type = BIOS_MAP_FREE;
- p->addr = sa;
- p->size = ea - sa;
- }
-
- return 0;
-}
-
-void
-mem_pass(void)
-{
- bios_memmap_t *p;
-
- for (p = bios_memmap; p->type != BIOS_MAP_END; p++)
- ;
- addbootarg(BOOTARG_MEMMAP, (p - bios_memmap + 1) * sizeof *bios_memmap,
- bios_memmap);
-}
+++ /dev/null
-/* $OpenBSD: run_i386.S,v 1.3 2022/12/08 01:25:44 guenther Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <machine/asm.h>
-#include <machine/specialreg.h>
-
-#define CODE_SEGMENT 0x10
-#define DATA_SEGMENT 0x18
-
- .globl run_i386_size
-run_i386_size:
- .long run_i386_end - run_i386_start
-
- .align 4
- .text
- .globl run_i386_start
-run_i386_start:
-start:
- /*
- * run_i386(_start) is to call the loaded kernel's start() with
- * 32bit segment mode from x64 mode.
- * %rdi == loaded start address, %rsi == kernel start address
- */
-
- /* re-arrange the parameters for the x86 calling convention */
- mov %edx, (run_i386_end - start - 0x20)(%rdi)
- mov %ecx, (run_i386_end - start - 0x1c)(%rdi)
- mov %r8d, (run_i386_end - start - 0x18)(%rdi)
- mov %r9d, (run_i386_end - start - 0x14)(%rdi)
- mov 0x8(%rsp), %edx
- mov %edx, (run_i386_end - start - 0x10)(%rdi)
- mov 0x10(%rsp), %edx
- mov %edx, (run_i386_end - start - 0xc)(%rdi)
- mov 0x18(%rsp), %edx
- mov %edx, (run_i386_end - start - 0x8)(%rdi)
- mov 0x20(%rsp), %edx
- mov %edx, (run_i386_end - start - 0x4)(%rdi)
-
- /* Prepare jump address */
- lea (start32a - start)(%rdi), %rax
- movl %eax, (start32r - start)(%rdi)
-
- cli
-
- /* Setup GDT */
- lea (gdt - start)(%rdi), %rax
- mov %rax, (gdtrr - start)(%rdi)
- lgdt (gdtr - start)(%rdi)
-
- /* Jump to set %cs */
- ljmp *(start32r - start)(%rdi)
-
- .align 4
-start32a:
- .code32
- movl $DATA_SEGMENT, %eax
- movl %eax, %ds
- movl %eax, %es
- movl %eax, %fs
- movl %eax, %gs
- movl %eax, %ss
-
- lea (run_i386_end - start - 0x20)(%edi), %eax
- mov %eax, %esp
-
- /* Disable Paging in CR0 */
- movl %cr0, %eax
- andl $(~CR0_PG), %eax
- movl %eax, %cr0
-
- /* Disable PAE in CR4 */
- movl %cr4, %eax
- andl $(~CR4_PAE), %eax
- movl %eax, %cr4
-
- jmp start32b
-start32b:
- .code32
-
- call *%esi
-
- .align 4
-start32r:
- .long 0
- .long CODE_SEGMENT
- .align 4
-gdt:
- .long 0, 0
- .long 0, 0
- .byte 0xff, 0xff, 0x00, 0x00, 0x00, 0x9f, 0xcf, 0x00
- .byte 0xff, 0xff, 0x00, 0x00, 0x00, 0x93, 0xcf, 0x00
-gdtr:
- .word gdtr - gdt
-gdtrr:
- .quad
-start32end:
- /* Space for the stack */
- .align 4
- .space 8192
-run_i386_end:
+++ /dev/null
-/* $OpenBSD: run_i386.h,v 1.1 2019/05/11 02:36:10 mlarkin Exp $ */
-
-/*
- * Copyright (c) 2015 YASUOKA Masahiko <yasuoka@yasuoka.net>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-extern void run_i386_start(u_long, u_long, int, int, int, int, int, int,
- int, int) __attribute__ ((noreturn));
-extern u_int run_i386_size;
+++ /dev/null
-/* $OpenBSD: self_reloc.c,v 1.2 2019/05/11 19:14:41 mlarkin Exp $ */
-/*-
- * Copyright (c) 2008-2010 Rui Paulo <rpaulo@FreeBSD.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-#include <sys/param.h>
-#include <machine/reloc.h>
-
-#define ELFSIZE 64
-#define ElfW_Rel Elf64_Rela
-#define ElfW_Dyn Elf64_Dyn
-#define ELFW_R_TYPE ELF64_R_TYPE
-#define ELF_RELA
-
-#include <sys/exec_elf.h>
-
-#define RELOC_TYPE_NONE R_X86_64_NONE
-#define RELOC_TYPE_RELATIVE R_X86_64_RELATIVE
-
-/*
- * A simple elf relocator.
- */
-void
-self_reloc(Elf_Addr baseaddr, ElfW_Dyn *dynamic)
-{
- Elf_Word relsz, relent;
- Elf_Addr *newaddr;
- ElfW_Rel *rel = NULL;
- ElfW_Dyn *dynp;
-
- /*
- * Find the relocation address, its size and the relocation entry.
- */
- relsz = 0;
- relent = 0;
- for (dynp = dynamic; dynp->d_tag != DT_NULL; dynp++) {
- switch (dynp->d_tag) {
- case DT_REL:
- case DT_RELA:
- rel = (ElfW_Rel *)(dynp->d_un.d_ptr + baseaddr);
- break;
- case DT_RELSZ:
- case DT_RELASZ:
- relsz = dynp->d_un.d_val;
- break;
- case DT_RELENT:
- case DT_RELAENT:
- relent = dynp->d_un.d_val;
- break;
- default:
- break;
- }
- }
-
- /*
- * Perform the actual relocation. We rely on the object having been
- * linked at 0, so that the difference between the load and link
- * address is the same as the load address.
- */
- for (; relsz > 0; relsz -= relent) {
- switch (ELFW_R_TYPE(rel->r_info)) {
- case RELOC_TYPE_NONE:
- /* No relocation needs be performed. */
- break;
-
- case RELOC_TYPE_RELATIVE:
- newaddr = (Elf_Addr *)(rel->r_offset + baseaddr);
-#ifdef ELF_RELA
- /* Addend relative to the base address. */
- *newaddr = baseaddr + rel->r_addend;
-#else
- /* Address relative to the base address. */
- *newaddr += baseaddr;
-#endif
- break;
- default:
- /* XXX: do we need other relocations ? */
- break;
- }
- rel = (ElfW_Rel *) ((caddr_t) rel + relent);
- }
-}
+++ /dev/null
-/*-
- * Copyright (C) 1999 Hewlett-Packard Co.
- * Contributed by David Mosberger <davidm@hpl.hp.com>.
- * Copyright (C) 2005 Intel Co.
- * Contributed by Fenghua Yu <fenghua.yu@intel.com>.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. Neither the name of Hewlett-Packard Co. nor the names of its
- * contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR
- * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
- * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
-/*
- * crt0-efi-x86_64.S - x86_64 EFI startup code.
- * $FreeBSD: head/sys/boot/efi/loader/arch/amd64/start.S 282727 2015-05-10 13:24:26Z ian $
- */
-
- .text
- .align 4
-
- .globl _start
-_start:
- subq $8, %rsp
- pushq %rcx
- pushq %rdx
-
-0:
- lea ImageBase(%rip), %rdi
- lea _DYNAMIC(%rip), %rsi
-
- popq %rcx
- popq %rdx
- pushq %rcx
- pushq %rdx
- call self_reloc
-
- popq %rdi
- popq %rsi
-
- call efi_main
- addq $8, %rsp
-
-.exit:
- ret
-
- /*
- * hand-craft a dummy .reloc section so EFI knows it's a relocatable
- * executable:
- */
-
- .data
- .section .reloc, "a"
- .long 0
- .long 10
- .word 0
projects / openbsd / commitdiff